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Finding the Fourth Proportional to 50.94, 76.56 and 44.25

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Solution

The fourth proportional to 50.94, 76.56 and 44.25 is: 66.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.94 : 76.56 = 44.25 : x
  2. Step 2: Convert to fraction form
    50.94/76.56 = 44.25/x
  3. Step 3: Cross multiply
    50.94x = 76.56 × 44.25
  4. Step 4: Simplify right side
    50.94x = 3,387.78
  5. Step 5: Solve for x
    x = 3,387.78/50.94
  6. Step 6: Final answer
    x = 66.51

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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.