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Finding the Fourth Proportional to 80,251.80, 120,354.48 and 24,089.64

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Solution

The fourth proportional to 80,251.80, 120,354.48 and 24,089.64 is: 36,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,251.80 : 120,354.48 = 24,089.64 : x
  2. Step 2: Convert to fraction form
    80,251.80/120,354.48 = 24,089.64/x
  3. Step 3: Cross multiply
    80,251.80x = 120,354.48 × 24,089.64
  4. Step 4: Simplify right side
    80,251.80x = 2,899,296,095.59
  5. Step 5: Solve for x
    x = 2,899,296,095.59/80,251.80
  6. Step 6: Final answer
    x = 36,127.49

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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.