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Finding the Fourth Proportional to 44.10, 61.13 and 41.81

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Solution

The fourth proportional to 44.10, 61.13 and 41.81 is: 57.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.10 : 61.13 = 41.81 : x
  2. Step 2: Convert to fraction form
    44.10/61.13 = 41.81/x
  3. Step 3: Cross multiply
    44.10x = 61.13 × 41.81
  4. Step 4: Simplify right side
    44.10x = 2,555.64
  5. Step 5: Solve for x
    x = 2,555.64/44.10
  6. Step 6: Final answer
    x = 57.96

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.