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Finding the Fourth Proportional to 226,502.70, 339,754.05 and 108,404.70

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Solution

The fourth proportional to 226,502.70, 339,754.05 and 108,404.70 is: 162,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,502.70 : 339,754.05 = 108,404.70 : x
  2. Step 2: Convert to fraction form
    226,502.70/339,754.05 = 108,404.70/x
  3. Step 3: Cross multiply
    226,502.70x = 339,754.05 × 108,404.70
  4. Step 4: Simplify right side
    226,502.70x = 36,830,935,864.04
  5. Step 5: Solve for x
    x = 36,830,935,864.04/226,502.70
  6. Step 6: Final answer
    x = 162,607.05

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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.