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Finding the Fourth Proportional to 201.67, 301.73 and 177.10

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Solution

The fourth proportional to 201.67, 301.73 and 177.10 is: 264.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.67 : 301.73 = 177.10 : x
  2. Step 2: Convert to fraction form
    201.67/301.73 = 177.10/x
  3. Step 3: Cross multiply
    201.67x = 301.73 × 177.10
  4. Step 4: Simplify right side
    201.67x = 53,436.38
  5. Step 5: Solve for x
    x = 53,436.38/201.67
  6. Step 6: Final answer
    x = 264.97

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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.