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Finding the Fourth Proportional to 238.31, 329.02 and 182.95

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Solution

The fourth proportional to 238.31, 329.02 and 182.95 is: 252.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    238.31 : 329.02 = 182.95 : x
  2. Step 2: Convert to fraction form
    238.31/329.02 = 182.95/x
  3. Step 3: Cross multiply
    238.31x = 329.02 × 182.95
  4. Step 4: Simplify right side
    238.31x = 60,192.56
  5. Step 5: Solve for x
    x = 60,192.56/238.31
  6. Step 6: Final answer
    x = 252.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.