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Finding the Third Proportional to 83,660 and 125,675

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Solution

The third proportional to 83,660 and 125,675 is: 188,790.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,660 : 125,675 = 125,675 : x
  2. Step 2: Convert to fraction form
    83,660/125,675 = 125,675/x
  3. Step 3: Cross multiply
    83,660x = 125,675 × 125,675
  4. Step 4: Simplify right side
    83,660x = 15,794,205,625
  5. Step 5: Solve for x
    x = 15,794,205,625/83,660
  6. Step 6: Final answer
    x = 188,790.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.