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Finding the Fourth Proportional to 123,794.38, 185,691.57 and 44,908.66

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Solution

The fourth proportional to 123,794.38, 185,691.57 and 44,908.66 is: 67,362.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,794.38 : 185,691.57 = 44,908.66 : x
  2. Step 2: Convert to fraction form
    123,794.38/185,691.57 = 44,908.66/x
  3. Step 3: Cross multiply
    123,794.38x = 185,691.57 × 44,908.66
  4. Step 4: Simplify right side
    123,794.38x = 8,339,159,582.00
  5. Step 5: Solve for x
    x = 8,339,159,582.00/123,794.38
  6. Step 6: Final answer
    x = 67,362.99

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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.