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Finding the Fourth Proportional to 201.82, 301.25 and 176.14

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Solution

The fourth proportional to 201.82, 301.25 and 176.14 is: 262.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.82 : 301.25 = 176.14 : x
  2. Step 2: Convert to fraction form
    201.82/301.25 = 176.14/x
  3. Step 3: Cross multiply
    201.82x = 301.25 × 176.14
  4. Step 4: Simplify right side
    201.82x = 53,062.18
  5. Step 5: Solve for x
    x = 53,062.18/201.82
  6. Step 6: Final answer
    x = 262.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.