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Finding the Fourth Proportional to 237.62, 327.60 and 213.32

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Solution

The fourth proportional to 237.62, 327.60 and 213.32 is: 294.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.62 : 327.60 = 213.32 : x
  2. Step 2: Convert to fraction form
    237.62/327.60 = 213.32/x
  3. Step 3: Cross multiply
    237.62x = 327.60 × 213.32
  4. Step 4: Simplify right side
    237.62x = 69,881.75
  5. Step 5: Solve for x
    x = 69,881.75/237.62
  6. Step 6: Final answer
    x = 294.09

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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.