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Finding the Fourth Proportional to 252.31, 348.03 and 182.45

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Solution

The fourth proportional to 252.31, 348.03 and 182.45 is: 251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.31 : 348.03 = 182.45 : x
  2. Step 2: Convert to fraction form
    252.31/348.03 = 182.45/x
  3. Step 3: Cross multiply
    252.31x = 348.03 × 182.45
  4. Step 4: Simplify right side
    252.31x = 63,496.33
  5. Step 5: Solve for x
    x = 63,496.33/252.31
  6. Step 6: Final answer
    x = 251.66

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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.