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Finding the Fourth Proportional to 80,610.88, 120,916.60 and 24,451.47

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Solution

The fourth proportional to 80,610.88, 120,916.60 and 24,451.47 is: 36,677.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,610.88 : 120,916.60 = 24,451.47 : x
  2. Step 2: Convert to fraction form
    80,610.88/120,916.60 = 24,451.47/x
  3. Step 3: Cross multiply
    80,610.88x = 120,916.60 × 24,451.47
  4. Step 4: Simplify right side
    80,610.88x = 2,956,588,556.27
  5. Step 5: Solve for x
    x = 2,956,588,556.27/80,610.88
  6. Step 6: Final answer
    x = 36,677.29

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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.