Home / 99,423.14-149,103.12-32,850.86

Finding the Fourth Proportional to 99,423.14, 149,103.12 and 32,850.86

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Solution

The fourth proportional to 99,423.14, 149,103.12 and 32,850.86 is: 49,265.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,423.14 : 149,103.12 = 32,850.86 : x
  2. Step 2: Convert to fraction form
    99,423.14/149,103.12 = 32,850.86/x
  3. Step 3: Cross multiply
    99,423.14x = 149,103.12 × 32,850.86
  4. Step 4: Simplify right side
    99,423.14x = 4,898,165,720.68
  5. Step 5: Solve for x
    x = 4,898,165,720.68/99,423.14
  6. Step 6: Final answer
    x = 49,265.85

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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.