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Finding the Fourth Proportional to 248.11, 372.06 and 93.98

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Solution

The fourth proportional to 248.11, 372.06 and 93.98 is: 140.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.11 : 372.06 = 93.98 : x
  2. Step 2: Convert to fraction form
    248.11/372.06 = 93.98/x
  3. Step 3: Cross multiply
    248.11x = 372.06 × 93.98
  4. Step 4: Simplify right side
    248.11x = 34,966.20
  5. Step 5: Solve for x
    x = 34,966.20/248.11
  6. Step 6: Final answer
    x = 140.93

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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.