The equation for converting pounds to kilograms is lb / 2.2046.
The next step in the process is to enter the value of the number of pounds you want to convert to kilograms. In this case, it is 161 lbs / 2.2046.
To solve, divide 161 lbs by 2.2046. The product of 161 lbs / 2.2046 = 73.028 kg.