Home / 74,251.70-111,377.55-58,505.30

Finding the Fourth Proportional to 74,251.70, 111,377.55 and 58,505.30

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Solution

The fourth proportional to 74,251.70, 111,377.55 and 58,505.30 is: 87,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,251.70 : 111,377.55 = 58,505.30 : x
  2. Step 2: Convert to fraction form
    74,251.70/111,377.55 = 58,505.30/x
  3. Step 3: Cross multiply
    74,251.70x = 111,377.55 × 58,505.30
  4. Step 4: Simplify right side
    74,251.70x = 6,516,176,976.02
  5. Step 5: Solve for x
    x = 6,516,176,976.02/74,251.70
  6. Step 6: Final answer
    x = 87,757.95

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1.5x scale

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.