Home / 75,432.06-113,149.31-22,839.57

Finding the Fourth Proportional to 75,432.06, 113,149.31 and 22,839.57

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Solution

The fourth proportional to 75,432.06, 113,149.31 and 22,839.57 is: 34,259.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,432.06 : 113,149.31 = 22,839.57 : x
  2. Step 2: Convert to fraction form
    75,432.06/113,149.31 = 22,839.57/x
  3. Step 3: Cross multiply
    75,432.06x = 113,149.31 × 22,839.57
  4. Step 4: Simplify right side
    75,432.06x = 2,584,281,472.00
  5. Step 5: Solve for x
    x = 2,584,281,472.00/75,432.06
  6. Step 6: Final answer
    x = 34,259.72

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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.