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Finding the Third Proportional to 87,253 and 188,324

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Solution

The third proportional to 87,253 and 188,324 is: 406,472.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,253 : 188,324 = 188,324 : x
  2. Step 2: Convert to fraction form
    87,253/188,324 = 188,324/x
  3. Step 3: Cross multiply
    87,253x = 188,324 × 188,324
  4. Step 4: Simplify right side
    87,253x = 35,465,928,976
  5. Step 5: Solve for x
    x = 35,465,928,976/87,253
  6. Step 6: Final answer
    x = 406,472.32

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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.