Home / 225,898.13-338,846.65-124,691.33

Finding the Fourth Proportional to 225,898.13, 338,846.65 and 124,691.33

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Solution

The fourth proportional to 225,898.13, 338,846.65 and 124,691.33 is: 187,036.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,898.13 : 338,846.65 = 124,691.33 : x
  2. Step 2: Convert to fraction form
    225,898.13/338,846.65 = 124,691.33/x
  3. Step 3: Cross multiply
    225,898.13x = 338,846.65 × 124,691.33
  4. Step 4: Simplify right side
    225,898.13x = 42,251,239,454.54
  5. Step 5: Solve for x
    x = 42,251,239,454.54/225,898.13
  6. Step 6: Final answer
    x = 187,036.69

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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.