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Finding the Third Proportional to 87,452.75 and 135,044

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Solution

The third proportional to 87,452.75 and 135,044 is: 208,534.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,452.75 : 135,044 = 135,044 : x
  2. Step 2: Convert to fraction form
    87,452.75/135,044 = 135,044/x
  3. Step 3: Cross multiply
    87,452.75x = 135,044 × 135,044
  4. Step 4: Simplify right side
    87,452.75x = 18,236,881,936
  5. Step 5: Solve for x
    x = 18,236,881,936/87,452.75
  6. Step 6: Final answer
    x = 208,534.12

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.