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Finding the Fourth Proportional to 50.92, 76.01 and 44.85

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Solution

The fourth proportional to 50.92, 76.01 and 44.85 is: 66.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.92 : 76.01 = 44.85 : x
  2. Step 2: Convert to fraction form
    50.92/76.01 = 44.85/x
  3. Step 3: Cross multiply
    50.92x = 76.01 × 44.85
  4. Step 4: Simplify right side
    50.92x = 3,408.56
  5. Step 5: Solve for x
    x = 3,408.56/50.92
  6. Step 6: Final answer
    x = 66.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.