Finding the Third Proportional to 163,645.31 and 251,448.05
Calculator
Solution
The third proportional to 163,645.31 and 251,448.05 is: 386,360.72
Step by Step Solution
- Step 1: Write the proportion equation
163,645.31 : 251,448.05 = 251,448.05 : x - Step 2: Convert to fraction form
163,645.31/251,448.05 = 251,448.05/x - Step 3: Cross multiply
163,645.31x = 251,448.05 × 251,448.05 - Step 4: Simplify right side
163,645.31x = 63,226,120,277.25 - Step 5: Solve for x
x = 63,226,120,277.25/163,645.31 - Step 6: Final answer
x = 386,360.72
Related Problems
Find third proportional to 81,822.66 and 125,724.02
Half scale
Find third proportional to 327,290.63 and 502,896.09
Double scale
Find third proportional to 163,647 and 251,451
Similar ratio
Find third proportional to 245,467.97 and 377,172.07
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.