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Finding the Fourth Proportional to 44.37, 61.18 and 29.79

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Solution

The fourth proportional to 44.37, 61.18 and 29.79 is: 41.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.37 : 61.18 = 29.79 : x
  2. Step 2: Convert to fraction form
    44.37/61.18 = 29.79/x
  3. Step 3: Cross multiply
    44.37x = 61.18 × 29.79
  4. Step 4: Simplify right side
    44.37x = 1,822.55
  5. Step 5: Solve for x
    x = 1,822.55/44.37
  6. Step 6: Final answer
    x = 41.08

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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.