Home / 225,928.38-338,874.12-76,165.44

Finding the Fourth Proportional to 225,928.38, 338,874.12 and 76,165.44

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Solution

The fourth proportional to 225,928.38, 338,874.12 and 76,165.44 is: 114,241.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,928.38 : 338,874.12 = 76,165.44 : x
  2. Step 2: Convert to fraction form
    225,928.38/338,874.12 = 76,165.44/x
  3. Step 3: Cross multiply
    225,928.38x = 338,874.12 × 76,165.44
  4. Step 4: Simplify right side
    225,928.38x = 25,810,496,454.41
  5. Step 5: Solve for x
    x = 25,810,496,454.41/225,928.38
  6. Step 6: Final answer
    x = 114,241.94

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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.