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Finding the Fourth Proportional to 79,364.60, 119,046.78 and 32,584.52

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Solution

The fourth proportional to 79,364.60, 119,046.78 and 32,584.52 is: 48,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,364.60 : 119,046.78 = 32,584.52 : x
  2. Step 2: Convert to fraction form
    79,364.60/119,046.78 = 32,584.52/x
  3. Step 3: Cross multiply
    79,364.60x = 119,046.78 × 32,584.52
  4. Step 4: Simplify right side
    79,364.60x = 3,879,082,183.85
  5. Step 5: Solve for x
    x = 3,879,082,183.85/79,364.60
  6. Step 6: Final answer
    x = 48,876.73

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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.