Home / 136,023.50-187,712.82-75,593.97

Finding the Fourth Proportional to 136,023.50, 187,712.82 and 75,593.97

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Solution

The fourth proportional to 136,023.50, 187,712.82 and 75,593.97 is: 104,319.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,023.50 : 187,712.82 = 75,593.97 : x
  2. Step 2: Convert to fraction form
    136,023.50/187,712.82 = 75,593.97/x
  3. Step 3: Cross multiply
    136,023.50x = 187,712.82 × 75,593.97
  4. Step 4: Simplify right side
    136,023.50x = 14,189,957,283.70
  5. Step 5: Solve for x
    x = 14,189,957,283.70/136,023.50
  6. Step 6: Final answer
    x = 104,319.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.