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Finding the Fourth Proportional to 50.12, 75.14 and 24.39

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Solution

The fourth proportional to 50.12, 75.14 and 24.39 is: 36.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.12 : 75.14 = 24.39 : x
  2. Step 2: Convert to fraction form
    50.12/75.14 = 24.39/x
  3. Step 3: Cross multiply
    50.12x = 75.14 × 24.39
  4. Step 4: Simplify right side
    50.12x = 1,832.29
  5. Step 5: Solve for x
    x = 1,832.29/50.12
  6. Step 6: Final answer
    x = 36.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.