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Finding the Fourth Proportional to 199.52, 275.38 and 183.14

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Solution

The fourth proportional to 199.52, 275.38 and 183.14 is: 252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    199.52 : 275.38 = 183.14 : x
  2. Step 2: Convert to fraction form
    199.52/275.38 = 183.14/x
  3. Step 3: Cross multiply
    199.52x = 275.38 × 183.14
  4. Step 4: Simplify right side
    199.52x = 50,433.09
  5. Step 5: Solve for x
    x = 50,433.09/199.52
  6. Step 6: Final answer
    x = 252.77

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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.