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Finding the Fourth Proportional to 167.10, 250.65 and 95.02

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Solution

The fourth proportional to 167.10, 250.65 and 95.02 is: 142.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167.10 : 250.65 = 95.02 : x
  2. Step 2: Convert to fraction form
    167.10/250.65 = 95.02/x
  3. Step 3: Cross multiply
    167.10x = 250.65 × 95.02
  4. Step 4: Simplify right side
    167.10x = 23,816.76
  5. Step 5: Solve for x
    x = 23,816.76/167.10
  6. Step 6: Final answer
    x = 142.53

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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.