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Finding the Fourth Proportional to 188,658.17, 282,951.13 and 73,252.65

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Solution

The fourth proportional to 188,658.17, 282,951.13 and 73,252.65 is: 109,864.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,658.17 : 282,951.13 = 73,252.65 : x
  2. Step 2: Convert to fraction form
    188,658.17/282,951.13 = 73,252.65/x
  3. Step 3: Cross multiply
    188,658.17x = 282,951.13 × 73,252.65
  4. Step 4: Simplify right side
    188,658.17x = 20,726,919,726.73
  5. Step 5: Solve for x
    x = 20,726,919,726.73/188,658.17
  6. Step 6: Final answer
    x = 109,864.95

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1.5x scale

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.