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Finding the Fourth Proportional to 179.14, 268.56 and 110.52

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Solution

The fourth proportional to 179.14, 268.56 and 110.52 is: 165.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.14 : 268.56 = 110.52 : x
  2. Step 2: Convert to fraction form
    179.14/268.56 = 110.52/x
  3. Step 3: Cross multiply
    179.14x = 268.56 × 110.52
  4. Step 4: Simplify right side
    179.14x = 29,680.19
  5. Step 5: Solve for x
    x = 29,680.19/179.14
  6. Step 6: Final answer
    x = 165.68

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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.