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Finding the Fourth Proportional to 227.73, 341.64 and 105.92

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Solution

The fourth proportional to 227.73, 341.64 and 105.92 is: 158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.73 : 341.64 = 105.92 : x
  2. Step 2: Convert to fraction form
    227.73/341.64 = 105.92/x
  3. Step 3: Cross multiply
    227.73x = 341.64 × 105.92
  4. Step 4: Simplify right side
    227.73x = 36,186.51
  5. Step 5: Solve for x
    x = 36,186.51/227.73
  6. Step 6: Final answer
    x = 158.90

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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.