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Finding the Fourth Proportional to 75.26, 103.84 and 44.17

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Solution

The fourth proportional to 75.26, 103.84 and 44.17 is: 60.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75.26 : 103.84 = 44.17 : x
  2. Step 2: Convert to fraction form
    75.26/103.84 = 44.17/x
  3. Step 3: Cross multiply
    75.26x = 103.84 × 44.17
  4. Step 4: Simplify right side
    75.26x = 4,586.61
  5. Step 5: Solve for x
    x = 4,586.61/75.26
  6. Step 6: Final answer
    x = 60.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.