Finding the Third Proportional to 63,816.75 and 135,703.13
Calculator
Solution
The third proportional to 63,816.75 and 135,703.13 is: 288,565.90
Step by Step Solution
- Step 1: Write the proportion equation
63,816.75 : 135,703.13 = 135,703.13 : x - Step 2: Convert to fraction form
63,816.75/135,703.13 = 135,703.13/x - Step 3: Cross multiply
63,816.75x = 135,703.13 × 135,703.13 - Step 4: Simplify right side
63,816.75x = 18,415,338,134.77 - Step 5: Solve for x
x = 18,415,338,134.77/63,816.75 - Step 6: Final answer
x = 288,565.90
Related Problems
Find third proportional to 31,908.38 and 67,851.56
Half scale
Find third proportional to 127,633.50 and 271,406.25
Double scale
Find third proportional to 63,819 and 135,707
Similar ratio
Find third proportional to 95,725.13 and 203,554.69
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.