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Finding the Fourth Proportional to 71,049.32, 106,550.91 and 23,651.68

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Solution

The fourth proportional to 71,049.32, 106,550.91 and 23,651.68 is: 35,469.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,049.32 : 106,550.91 = 23,651.68 : x
  2. Step 2: Convert to fraction form
    71,049.32/106,550.91 = 23,651.68/x
  3. Step 3: Cross multiply
    71,049.32x = 106,550.91 × 23,651.68
  4. Step 4: Simplify right side
    71,049.32x = 2,520,107,960.43
  5. Step 5: Solve for x
    x = 2,520,107,960.43/71,049.32
  6. Step 6: Final answer
    x = 35,469.84

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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.