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Finding the Third Proportional to 34,755 and 75,042

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Solution

The third proportional to 34,755 and 75,042 is: 162,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,755 : 75,042 = 75,042 : x
  2. Step 2: Convert to fraction form
    34,755/75,042 = 75,042/x
  3. Step 3: Cross multiply
    34,755x = 75,042 × 75,042
  4. Step 4: Simplify right side
    34,755x = 5,631,301,764
  5. Step 5: Solve for x
    x = 5,631,301,764/34,755
  6. Step 6: Final answer
    x = 162,028.54

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.