Finding the Third Proportional to 129,057.38 and 276,792.75
Calculator
Solution
The third proportional to 129,057.38 and 276,792.75 is: 593,644.70
Step by Step Solution
- Step 1: Write the proportion equation
129,057.38 : 276,792.75 = 276,792.75 : x - Step 2: Convert to fraction form
129,057.38/276,792.75 = 276,792.75/x - Step 3: Cross multiply
129,057.38x = 276,792.75 × 276,792.75 - Step 4: Simplify right side
129,057.38x = 76,614,226,452.56 - Step 5: Solve for x
x = 76,614,226,452.56/129,057.38 - Step 6: Final answer
x = 593,644.70
Related Problems
Find third proportional to 64,528.69 and 138,396.38
Half scale
Find third proportional to 258,114.75 and 553,585.50
Double scale
Find third proportional to 129,059 and 276,797
Similar ratio
Find third proportional to 193,586.06 and 415,189.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.