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Finding the Fourth Proportional to 119,677.65, 179,521.02 and 44,789.91

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Solution

The fourth proportional to 119,677.65, 179,521.02 and 44,789.91 is: 67,186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,677.65 : 179,521.02 = 44,789.91 : x
  2. Step 2: Convert to fraction form
    119,677.65/179,521.02 = 44,789.91/x
  3. Step 3: Cross multiply
    119,677.65x = 179,521.02 × 44,789.91
  4. Step 4: Simplify right side
    119,677.65x = 8,040,729,431.30
  5. Step 5: Solve for x
    x = 8,040,729,431.30/119,677.65
  6. Step 6: Final answer
    x = 67,186.56

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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.