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Finding the Fourth Proportional to 167.03, 250.60 and 69.54

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Solution

The fourth proportional to 167.03, 250.60 and 69.54 is: 104.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167.03 : 250.60 = 69.54 : x
  2. Step 2: Convert to fraction form
    167.03/250.60 = 69.54/x
  3. Step 3: Cross multiply
    167.03x = 250.60 × 69.54
  4. Step 4: Simplify right side
    167.03x = 17,426.29
  5. Step 5: Solve for x
    x = 17,426.29/167.03
  6. Step 6: Final answer
    x = 104.33

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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.