Finding the Third Proportional to 87,709.50 and 132,351.75
Calculator
Solution
The third proportional to 87,709.50 and 132,351.75 is: 199,715.95
Step by Step Solution
- Step 1: Write the proportion equation
87,709.50 : 132,351.75 = 132,351.75 : x - Step 2: Convert to fraction form
87,709.50/132,351.75 = 132,351.75/x - Step 3: Cross multiply
87,709.50x = 132,351.75 × 132,351.75 - Step 4: Simplify right side
87,709.50x = 17,516,985,728.06 - Step 5: Solve for x
x = 17,516,985,728.06/87,709.50 - Step 6: Final answer
x = 199,715.95
Related Problems
Find third proportional to 43,854.75 and 66,175.88
Half scale
Find third proportional to 175,419 and 264,703.50
Double scale
Find third proportional to 87,712 and 132,355
Similar ratio
Find third proportional to 131,564.25 and 198,527.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.