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Finding the Fourth Proportional to 43.75, 60.49 and 41.84

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Solution

The fourth proportional to 43.75, 60.49 and 41.84 is: 57.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.75 : 60.49 = 41.84 : x
  2. Step 2: Convert to fraction form
    43.75/60.49 = 41.84/x
  3. Step 3: Cross multiply
    43.75x = 60.49 × 41.84
  4. Step 4: Simplify right side
    43.75x = 2,530.90
  5. Step 5: Solve for x
    x = 2,530.90/43.75
  6. Step 6: Final answer
    x = 57.85

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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.