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Finding the Fourth Proportional to 50.28, 75.48 and 41.37

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Solution

The fourth proportional to 50.28, 75.48 and 41.37 is: 62.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.28 : 75.48 = 41.37 : x
  2. Step 2: Convert to fraction form
    50.28/75.48 = 41.37/x
  3. Step 3: Cross multiply
    50.28x = 75.48 × 41.37
  4. Step 4: Simplify right side
    50.28x = 3,122.61
  5. Step 5: Solve for x
    x = 3,122.61/50.28
  6. Step 6: Final answer
    x = 62.10

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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.