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Finding the Fourth Proportional to 204.38, 282.66 and 182.51

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Solution

The fourth proportional to 204.38, 282.66 and 182.51 is: 252.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204.38 : 282.66 = 182.51 : x
  2. Step 2: Convert to fraction form
    204.38/282.66 = 182.51/x
  3. Step 3: Cross multiply
    204.38x = 282.66 × 182.51
  4. Step 4: Simplify right side
    204.38x = 51,588.28
  5. Step 5: Solve for x
    x = 51,588.28/204.38
  6. Step 6: Final answer
    x = 252.41

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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.