Finding the Third Proportional to 31,306 and 47,732
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Solution
The third proportional to 31,306 and 47,732 is: 72,776.59
Step by Step Solution
- Step 1: Write the proportion equation
31,306 : 47,732 = 47,732 : x - Step 2: Convert to fraction form
31,306/47,732 = 47,732/x - Step 3: Cross multiply
31,306x = 47,732 × 47,732 - Step 4: Simplify right side
31,306x = 2,278,343,824 - Step 5: Solve for x
x = 2,278,343,824/31,306 - Step 6: Final answer
x = 72,776.59
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.