In this article, we will discuss how to convert pounds to kilograms. First lets define a pound and a kilogram. A pound(lbs) is a unit of weight used mainly in Britain, America, and other countries where English is spoken.
A kilogram(kg) is the base unit of mass in the International System of Units (SI) and it was originally defined as the mass of one liter of water.
Formula to Convert Pounds to Kilograms.
There is more than one formula when it comes to converting lbs to kg. This one is based on their relationship that states that, 1 lb is equivalent to 0.453592 kg.
Therefore to convert lbs to kg, we multiply the pounds by 0.453592.
Weight in Kg = Weight in Pounds x 0.453592
Example 1:
Convert 120 lbs to kg.
= 120 x 0.453592
= 54.4kg
Example 2:
Suppose a student weighs 142 pounds but he needs to fill out a form with his weight in kilograms.
Since 1lb = 0.453592 kg therefore,
= 142 x 0.453592
= 64.4 kg.
Example 3.
Find the sum of all the weights in of the company’s workers in kilograms.
Manager 178lb
Supervisor 82.kg
Lawyer 220lb
Secretary 68.Kg
We will only convert the manager’s and the lawyers weight since the supervisor’s and secretary’s weight are in kg.
1lb = 0.453592 kg
Manager
= 178 x 0.453592
= 81.1 kg
Lawyer
= 220 x 0.453592
= 99.8 kg.
Sum
= 81.1 + 82.0 + 99.8 + 68
= 330.9kg
Pounds(lb) to Kilograms(kg) Conversion Table.
| Pounds(lb) | Kilograms(kg) |
| 0.1 | 0.045 |
| 1 | 0.454 |
| 2 | 0.907 |
| 3 | 1.361 |
| 4 | 1.814 |
| 5 | 2.268 |
| 6 | 2.722 |
| 7 | 3.175 |
| 8 | 3.629 |
| 9 | 4.082 |
| 10 | 4.536 |
| 20 | 9.072 |
| 30 | 13.608 |
| 40 | 18.144 |
| 50 | 22.680 |
| 60 | 27.216 |
| 70 | 31.751 |
| 80 | 36.287 |
| 90 | 40.823 |
| 100 | 45.359 |
| 1000 | 453.592 |
