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Finding the Fourth Proportional to 182.38, 251.93 and 169.42

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Solution

The fourth proportional to 182.38, 251.93 and 169.42 is: 234.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.38 : 251.93 = 169.42 : x
  2. Step 2: Convert to fraction form
    182.38/251.93 = 169.42/x
  3. Step 3: Cross multiply
    182.38x = 251.93 × 169.42
  4. Step 4: Simplify right side
    182.38x = 42,681.98
  5. Step 5: Solve for x
    x = 42,681.98/182.38
  6. Step 6: Final answer
    x = 234.03

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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.