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Finding the Fourth Proportional to 227.62, 341.61 and 105.97

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Solution

The fourth proportional to 227.62, 341.61 and 105.97 is: 159.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.62 : 341.61 = 105.97 : x
  2. Step 2: Convert to fraction form
    227.62/341.61 = 105.97/x
  3. Step 3: Cross multiply
    227.62x = 341.61 × 105.97
  4. Step 4: Simplify right side
    227.62x = 36,200.41
  5. Step 5: Solve for x
    x = 36,200.41/227.62
  6. Step 6: Final answer
    x = 159.04

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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.