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Finding the Fourth Proportional to 237.24, 327.70 and 195.96

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Solution

The fourth proportional to 237.24, 327.70 and 195.96 is: 270.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.24 : 327.70 = 195.96 : x
  2. Step 2: Convert to fraction form
    237.24/327.70 = 195.96/x
  3. Step 3: Cross multiply
    237.24x = 327.70 × 195.96
  4. Step 4: Simplify right side
    237.24x = 64,216.09
  5. Step 5: Solve for x
    x = 64,216.09/237.24
  6. Step 6: Final answer
    x = 270.68

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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.