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Finding the Third Proportional to 75,934 and 166,494

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Solution

The third proportional to 75,934 and 166,494 is: 365,057.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,934 : 166,494 = 166,494 : x
  2. Step 2: Convert to fraction form
    75,934/166,494 = 166,494/x
  3. Step 3: Cross multiply
    75,934x = 166,494 × 166,494
  4. Step 4: Simplify right side
    75,934x = 27,720,252,036
  5. Step 5: Solve for x
    x = 27,720,252,036/75,934
  6. Step 6: Final answer
    x = 365,057.18

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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.