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Finding the Fourth Proportional to 224,788.80, 337,183.20 and 112,814.40

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Solution

The fourth proportional to 224,788.80, 337,183.20 and 112,814.40 is: 169,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,788.80 : 337,183.20 = 112,814.40 : x
  2. Step 2: Convert to fraction form
    224,788.80/337,183.20 = 112,814.40/x
  3. Step 3: Cross multiply
    224,788.80x = 337,183.20 × 112,814.40
  4. Step 4: Simplify right side
    224,788.80x = 38,039,120,398.08
  5. Step 5: Solve for x
    x = 38,039,120,398.08/224,788.80
  6. Step 6: Final answer
    x = 169,221.60

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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.