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Finding the Fourth Proportional to 44.29, 61.07 and 36.55

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Solution

The fourth proportional to 44.29, 61.07 and 36.55 is: 50.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.29 : 61.07 = 36.55 : x
  2. Step 2: Convert to fraction form
    44.29/61.07 = 36.55/x
  3. Step 3: Cross multiply
    44.29x = 61.07 × 36.55
  4. Step 4: Simplify right side
    44.29x = 2,231.93
  5. Step 5: Solve for x
    x = 2,231.93/44.29
  6. Step 6: Final answer
    x = 50.39

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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.