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Finding the Fourth Proportional to 250.34, 374.96 and 158.81

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Solution

The fourth proportional to 250.34, 374.96 and 158.81 is: 237.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.34 : 374.96 = 158.81 : x
  2. Step 2: Convert to fraction form
    250.34/374.96 = 158.81/x
  3. Step 3: Cross multiply
    250.34x = 374.96 × 158.81
  4. Step 4: Simplify right side
    250.34x = 59,544.73
  5. Step 5: Solve for x
    x = 59,544.73/250.34
  6. Step 6: Final answer
    x = 237.86

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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.