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Finding the Fourth Proportional to 226,563.42, 339,823.17 and 68,793.24

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Solution

The fourth proportional to 226,563.42, 339,823.17 and 68,793.24 is: 103,183.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,563.42 : 339,823.17 = 68,793.24 : x
  2. Step 2: Convert to fraction form
    226,563.42/339,823.17 = 68,793.24/x
  3. Step 3: Cross multiply
    226,563.42x = 339,823.17 × 68,793.24
  4. Step 4: Simplify right side
    226,563.42x = 23,377,536,891.37
  5. Step 5: Solve for x
    x = 23,377,536,891.37/226,563.42
  6. Step 6: Final answer
    x = 103,183.19

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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.