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Finding the Fourth Proportional to 250.23, 374.67 and 235.85

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Solution

The fourth proportional to 250.23, 374.67 and 235.85 is: 353.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.23 : 374.67 = 235.85 : x
  2. Step 2: Convert to fraction form
    250.23/374.67 = 235.85/x
  3. Step 3: Cross multiply
    250.23x = 374.67 × 235.85
  4. Step 4: Simplify right side
    250.23x = 88,365.92
  5. Step 5: Solve for x
    x = 88,365.92/250.23
  6. Step 6: Final answer
    x = 353.14

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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.