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Finding the Fourth Proportional to 237.76, 328.71 and 182.68

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Solution

The fourth proportional to 237.76, 328.71 and 182.68 is: 252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.76 : 328.71 = 182.68 : x
  2. Step 2: Convert to fraction form
    237.76/328.71 = 182.68/x
  3. Step 3: Cross multiply
    237.76x = 328.71 × 182.68
  4. Step 4: Simplify right side
    237.76x = 60,047.10
  5. Step 5: Solve for x
    x = 60,047.10/237.76
  6. Step 6: Final answer
    x = 252.56

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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.