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Finding the Fourth Proportional to 80,395.58, 120,593.91 and 24,235.85

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Solution

The fourth proportional to 80,395.58, 120,593.91 and 24,235.85 is: 36,353.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,395.58 : 120,593.91 = 24,235.85 : x
  2. Step 2: Convert to fraction form
    80,395.58/120,593.91 = 24,235.85/x
  3. Step 3: Cross multiply
    80,395.58x = 120,593.91 × 24,235.85
  4. Step 4: Simplify right side
    80,395.58x = 2,922,695,913.67
  5. Step 5: Solve for x
    x = 2,922,695,913.67/80,395.58
  6. Step 6: Final answer
    x = 36,353.94

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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.