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Finding the Fourth Proportional to 44.04, 61.11 and 42.33

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Solution

The fourth proportional to 44.04, 61.11 and 42.33 is: 58.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.04 : 61.11 = 42.33 : x
  2. Step 2: Convert to fraction form
    44.04/61.11 = 42.33/x
  3. Step 3: Cross multiply
    44.04x = 61.11 × 42.33
  4. Step 4: Simplify right side
    44.04x = 2,586.79
  5. Step 5: Solve for x
    x = 2,586.79/44.04
  6. Step 6: Final answer
    x = 58.74

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.