Finding the Third Proportional to 76,684.13 and 157,086.75
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Solution
The third proportional to 76,684.13 and 157,086.75 is: 321,790.81
Step by Step Solution
- Step 1: Write the proportion equation
76,684.13 : 157,086.75 = 157,086.75 : x - Step 2: Convert to fraction form
76,684.13/157,086.75 = 157,086.75/x - Step 3: Cross multiply
76,684.13x = 157,086.75 × 157,086.75 - Step 4: Simplify right side
76,684.13x = 24,676,247,025.56 - Step 5: Solve for x
x = 24,676,247,025.56/76,684.13 - Step 6: Final answer
x = 321,790.81
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.