Home / 80,464.86-120,650.22-24,288.12

Finding the Fourth Proportional to 80,464.86, 120,650.22 and 24,288.12

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Solution

The fourth proportional to 80,464.86, 120,650.22 and 24,288.12 is: 36,417.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,464.86 : 120,650.22 = 24,288.12 : x
  2. Step 2: Convert to fraction form
    80,464.86/120,650.22 = 24,288.12/x
  3. Step 3: Cross multiply
    80,464.86x = 120,650.22 × 24,288.12
  4. Step 4: Simplify right side
    80,464.86x = 2,930,367,021.39
  5. Step 5: Solve for x
    x = 2,930,367,021.39/80,464.86
  6. Step 6: Final answer
    x = 36,417.97

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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.