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Finding the Fourth Proportional to 232.70, 349.02 and 181.44

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Solution

The fourth proportional to 232.70, 349.02 and 181.44 is: 272.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.70 : 349.02 = 181.44 : x
  2. Step 2: Convert to fraction form
    232.70/349.02 = 181.44/x
  3. Step 3: Cross multiply
    232.70x = 349.02 × 181.44
  4. Step 4: Simplify right side
    232.70x = 63,326.19
  5. Step 5: Solve for x
    x = 63,326.19/232.70
  6. Step 6: Final answer
    x = 272.14

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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.