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Finding the Third Proportional to 61,940 and 94,905

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Solution

The third proportional to 61,940 and 94,905 is: 145,414.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,940 : 94,905 = 94,905 : x
  2. Step 2: Convert to fraction form
    61,940/94,905 = 94,905/x
  3. Step 3: Cross multiply
    61,940x = 94,905 × 94,905
  4. Step 4: Simplify right side
    61,940x = 9,006,959,025
  5. Step 5: Solve for x
    x = 9,006,959,025/61,940
  6. Step 6: Final answer
    x = 145,414.26

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.