Home / 131,517.52-197,227.78-47,255.04

Finding the Fourth Proportional to 131,517.52, 197,227.78 and 47,255.04

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Solution

The fourth proportional to 131,517.52, 197,227.78 and 47,255.04 is: 70,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,517.52 : 197,227.78 = 47,255.04 : x
  2. Step 2: Convert to fraction form
    131,517.52/197,227.78 = 47,255.04/x
  3. Step 3: Cross multiply
    131,517.52x = 197,227.78 × 47,255.04
  4. Step 4: Simplify right side
    131,517.52x = 9,320,006,514.87
  5. Step 5: Solve for x
    x = 9,320,006,514.87/131,517.52
  6. Step 6: Final answer
    x = 70,865.13

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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.