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Finding the Fourth Proportional to 237.62, 327.84 and 193.88

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Solution

The fourth proportional to 237.62, 327.84 and 193.88 is: 267.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.62 : 327.84 = 193.88 : x
  2. Step 2: Convert to fraction form
    237.62/327.84 = 193.88/x
  3. Step 3: Cross multiply
    237.62x = 327.84 × 193.88
  4. Step 4: Simplify right side
    237.62x = 63,561.62
  5. Step 5: Solve for x
    x = 63,561.62/237.62
  6. Step 6: Final answer
    x = 267.49

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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.