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Finding the Fourth Proportional to 229,624.30, 344,593.19 and 79,863.10

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Solution

The fourth proportional to 229,624.30, 344,593.19 and 79,863.10 is: 119,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,624.30 : 344,593.19 = 79,863.10 : x
  2. Step 2: Convert to fraction form
    229,624.30/344,593.19 = 79,863.10/x
  3. Step 3: Cross multiply
    229,624.30x = 344,593.19 × 79,863.10
  4. Step 4: Simplify right side
    229,624.30x = 27,520,279,281.23
  5. Step 5: Solve for x
    x = 27,520,279,281.23/229,624.30
  6. Step 6: Final answer
    x = 119,849.16

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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.