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Finding the Third Proportional to 96,139.50 and 149,249

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Solution

The third proportional to 96,139.50 and 149,249 is: 231,697.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,139.50 : 149,249 = 149,249 : x
  2. Step 2: Convert to fraction form
    96,139.50/149,249 = 149,249/x
  3. Step 3: Cross multiply
    96,139.50x = 149,249 × 149,249
  4. Step 4: Simplify right side
    96,139.50x = 22,275,264,001
  5. Step 5: Solve for x
    x = 22,275,264,001/96,139.50
  6. Step 6: Final answer
    x = 231,697.31

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.