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Finding the Fourth Proportional to 178,092.73, 266,715.04 and 103,054.73

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Solution

The fourth proportional to 178,092.73, 266,715.04 and 103,054.73 is: 154,336.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,092.73 : 266,715.04 = 103,054.73 : x
  2. Step 2: Convert to fraction form
    178,092.73/266,715.04 = 103,054.73/x
  3. Step 3: Cross multiply
    178,092.73x = 266,715.04 × 103,054.73
  4. Step 4: Simplify right side
    178,092.73x = 27,486,246,434.14
  5. Step 5: Solve for x
    x = 27,486,246,434.14/178,092.73
  6. Step 6: Final answer
    x = 154,336.71

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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.