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Finding the Fourth Proportional to 80,337.70, 120,519.96 and 27,733.06

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Solution

The fourth proportional to 80,337.70, 120,519.96 and 27,733.06 is: 41,604.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,337.70 : 120,519.96 = 27,733.06 : x
  2. Step 2: Convert to fraction form
    80,337.70/120,519.96 = 27,733.06/x
  3. Step 3: Cross multiply
    80,337.70x = 120,519.96 × 27,733.06
  4. Step 4: Simplify right side
    80,337.70x = 3,342,387,281.88
  5. Step 5: Solve for x
    x = 3,342,387,281.88/80,337.70
  6. Step 6: Final answer
    x = 41,604.22

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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.