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Finding the Fourth Proportional to 252.11, 377.26 and 183.47

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Solution

The fourth proportional to 252.11, 377.26 and 183.47 is: 274.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.11 : 377.26 = 183.47 : x
  2. Step 2: Convert to fraction form
    252.11/377.26 = 183.47/x
  3. Step 3: Cross multiply
    252.11x = 377.26 × 183.47
  4. Step 4: Simplify right side
    252.11x = 69,213.55
  5. Step 5: Solve for x
    x = 69,213.55/252.11
  6. Step 6: Final answer
    x = 274.53

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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.