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Finding the Fourth Proportional to 248.27, 371.93 and 132.37

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Solution

The fourth proportional to 248.27, 371.93 and 132.37 is: 198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.27 : 371.93 = 132.37 : x
  2. Step 2: Convert to fraction form
    248.27/371.93 = 132.37/x
  3. Step 3: Cross multiply
    248.27x = 371.93 × 132.37
  4. Step 4: Simplify right side
    248.27x = 49,230.78
  5. Step 5: Solve for x
    x = 49,230.78/248.27
  6. Step 6: Final answer
    x = 198.30

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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.