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Finding the Fourth Proportional to 135.98, 204 and 44.69

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Solution

The fourth proportional to 135.98, 204 and 44.69 is: 67.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    135.98 : 204 = 44.69 : x
  2. Step 2: Convert to fraction form
    135.98/204 = 44.69/x
  3. Step 3: Cross multiply
    135.98x = 204 × 44.69
  4. Step 4: Simplify right side
    135.98x = 9,116.76
  5. Step 5: Solve for x
    x = 9,116.76/135.98
  6. Step 6: Final answer
    x = 67.04

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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.