Finding the Third Proportional to 71,777 and 157,180
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Solution
The third proportional to 71,777 and 157,180 is: 344,198.73
Step by Step Solution
- Step 1: Write the proportion equation
71,777 : 157,180 = 157,180 : x - Step 2: Convert to fraction form
71,777/157,180 = 157,180/x - Step 3: Cross multiply
71,777x = 157,180 × 157,180 - Step 4: Simplify right side
71,777x = 24,705,552,400 - Step 5: Solve for x
x = 24,705,552,400/71,777 - Step 6: Final answer
x = 344,198.73
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.