Finding the Third Proportional to 77,728 and 167,349
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Solution
The third proportional to 77,728 and 167,349 is: 360,303.72
Step by Step Solution
- Step 1: Write the proportion equation
77,728 : 167,349 = 167,349 : x - Step 2: Convert to fraction form
77,728/167,349 = 167,349/x - Step 3: Cross multiply
77,728x = 167,349 × 167,349 - Step 4: Simplify right side
77,728x = 28,005,687,801 - Step 5: Solve for x
x = 28,005,687,801/77,728 - Step 6: Final answer
x = 360,303.72
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.