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Finding the Fourth Proportional to 50.62, 69.56 and 43.96

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Solution

The fourth proportional to 50.62, 69.56 and 43.96 is: 60.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.62 : 69.56 = 43.96 : x
  2. Step 2: Convert to fraction form
    50.62/69.56 = 43.96/x
  3. Step 3: Cross multiply
    50.62x = 69.56 × 43.96
  4. Step 4: Simplify right side
    50.62x = 3,057.86
  5. Step 5: Solve for x
    x = 3,057.86/50.62
  6. Step 6: Final answer
    x = 60.41

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.