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Finding the Fourth Proportional to 43.49, 60.01 and 41.81

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Solution

The fourth proportional to 43.49, 60.01 and 41.81 is: 57.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.49 : 60.01 = 41.81 : x
  2. Step 2: Convert to fraction form
    43.49/60.01 = 41.81/x
  3. Step 3: Cross multiply
    43.49x = 60.01 × 41.81
  4. Step 4: Simplify right side
    43.49x = 2,508.61
  5. Step 5: Solve for x
    x = 2,508.61/43.49
  6. Step 6: Final answer
    x = 57.68

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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.