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Finding the Fourth Proportional to 73.13, 100.92 and 44.04

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Solution

The fourth proportional to 73.13, 100.92 and 44.04 is: 60.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.13 : 100.92 = 44.04 : x
  2. Step 2: Convert to fraction form
    73.13/100.92 = 44.04/x
  3. Step 3: Cross multiply
    73.13x = 100.92 × 44.04
  4. Step 4: Simplify right side
    73.13x = 4,444.52
  5. Step 5: Solve for x
    x = 4,444.52/73.13
  6. Step 6: Final answer
    x = 60.78

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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.