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Finding the Fourth Proportional to 136.33, 204.35 and 44.96

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Solution

The fourth proportional to 136.33, 204.35 and 44.96 is: 67.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    136.33 : 204.35 = 44.96 : x
  2. Step 2: Convert to fraction form
    136.33/204.35 = 44.96/x
  3. Step 3: Cross multiply
    136.33x = 204.35 × 44.96
  4. Step 4: Simplify right side
    136.33x = 9,188.03
  5. Step 5: Solve for x
    x = 9,188.03/136.33
  6. Step 6: Final answer
    x = 67.39

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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.