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Finding the Fourth Proportional to 183.66, 252.90 and 163.02

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Solution

The fourth proportional to 183.66, 252.90 and 163.02 is: 224.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.66 : 252.90 = 163.02 : x
  2. Step 2: Convert to fraction form
    183.66/252.90 = 163.02/x
  3. Step 3: Cross multiply
    183.66x = 252.90 × 163.02
  4. Step 4: Simplify right side
    183.66x = 41,227.76
  5. Step 5: Solve for x
    x = 41,227.76/183.66
  6. Step 6: Final answer
    x = 224.48

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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.