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Finding the Third Proportional to 87,326 and 133,494

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Solution

The third proportional to 87,326 and 133,494 is: 204,070.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,326 : 133,494 = 133,494 : x
  2. Step 2: Convert to fraction form
    87,326/133,494 = 133,494/x
  3. Step 3: Cross multiply
    87,326x = 133,494 × 133,494
  4. Step 4: Simplify right side
    87,326x = 17,820,648,036
  5. Step 5: Solve for x
    x = 17,820,648,036/87,326
  6. Step 6: Final answer
    x = 204,070.36

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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.