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Finding the Fourth Proportional to 248.22, 372.35 and 101.94

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Solution

The fourth proportional to 248.22, 372.35 and 101.94 is: 152.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.22 : 372.35 = 101.94 : x
  2. Step 2: Convert to fraction form
    248.22/372.35 = 101.94/x
  3. Step 3: Cross multiply
    248.22x = 372.35 × 101.94
  4. Step 4: Simplify right side
    248.22x = 37,957.61
  5. Step 5: Solve for x
    x = 37,957.61/248.22
  6. Step 6: Final answer
    x = 152.92

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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.