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Finding the Fourth Proportional to 237.12, 355.38 and 182.82

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Solution

The fourth proportional to 237.12, 355.38 and 182.82 is: 274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.12 : 355.38 = 182.82 : x
  2. Step 2: Convert to fraction form
    237.12/355.38 = 182.82/x
  3. Step 3: Cross multiply
    237.12x = 355.38 × 182.82
  4. Step 4: Simplify right side
    237.12x = 64,970.57
  5. Step 5: Solve for x
    x = 64,970.57/237.12
  6. Step 6: Final answer
    x = 274.00

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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.