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Finding the Fourth Proportional to 225,711.93, 338,564.52 and 54,934.23

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Solution

The fourth proportional to 225,711.93, 338,564.52 and 54,934.23 is: 82,400.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,711.93 : 338,564.52 = 54,934.23 : x
  2. Step 2: Convert to fraction form
    225,711.93/338,564.52 = 54,934.23/x
  3. Step 3: Cross multiply
    225,711.93x = 338,564.52 × 54,934.23
  4. Step 4: Simplify right side
    225,711.93x = 18,598,781,211.52
  5. Step 5: Solve for x
    x = 18,598,781,211.52/225,711.93
  6. Step 6: Final answer
    x = 82,400.52

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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.