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Finding the Fourth Proportional to 227.24, 341.10 and 105.62

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Solution

The fourth proportional to 227.24, 341.10 and 105.62 is: 158.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.24 : 341.10 = 105.62 : x
  2. Step 2: Convert to fraction form
    227.24/341.10 = 105.62/x
  3. Step 3: Cross multiply
    227.24x = 341.10 × 105.62
  4. Step 4: Simplify right side
    227.24x = 36,028.23
  5. Step 5: Solve for x
    x = 36,028.23/227.24
  6. Step 6: Final answer
    x = 158.55

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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.