Home / 204,221.20-281,836.20-119,387.92

Finding the Fourth Proportional to 204,221.20, 281,836.20 and 119,387.92

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Solution

The fourth proportional to 204,221.20, 281,836.20 and 119,387.92 is: 164,761.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,221.20 : 281,836.20 = 119,387.92 : x
  2. Step 2: Convert to fraction form
    204,221.20/281,836.20 = 119,387.92/x
  3. Step 3: Cross multiply
    204,221.20x = 281,836.20 × 119,387.92
  4. Step 4: Simplify right side
    204,221.20x = 33,647,837,698.70
  5. Step 5: Solve for x
    x = 33,647,837,698.70/204,221.20
  6. Step 6: Final answer
    x = 164,761.73

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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.