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Finding the Fourth Proportional to 150.96, 226.44 and 82.44

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Solution

The fourth proportional to 150.96, 226.44 and 82.44 is: 123.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.96 : 226.44 = 82.44 : x
  2. Step 2: Convert to fraction form
    150.96/226.44 = 82.44/x
  3. Step 3: Cross multiply
    150.96x = 226.44 × 82.44
  4. Step 4: Simplify right side
    150.96x = 18,667.71
  5. Step 5: Solve for x
    x = 18,667.71/150.96
  6. Step 6: Final answer
    x = 123.66

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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.