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Finding the Fourth Proportional to 219.24, 329.00 and 110.97

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Solution

The fourth proportional to 219.24, 329.00 and 110.97 is: 166.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    219.24 : 329.00 = 110.97 : x
  2. Step 2: Convert to fraction form
    219.24/329.00 = 110.97/x
  3. Step 3: Cross multiply
    219.24x = 329.00 × 110.97
  4. Step 4: Simplify right side
    219.24x = 36,508.58
  5. Step 5: Solve for x
    x = 36,508.58/219.24
  6. Step 6: Final answer
    x = 166.52

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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.