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Finding the Fourth Proportional to 167.77, 250.93 and 163.34

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Solution

The fourth proportional to 167.77, 250.93 and 163.34 is: 244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167.77 : 250.93 = 163.34 : x
  2. Step 2: Convert to fraction form
    167.77/250.93 = 163.34/x
  3. Step 3: Cross multiply
    167.77x = 250.93 × 163.34
  4. Step 4: Simplify right side
    167.77x = 40,986.91
  5. Step 5: Solve for x
    x = 40,986.91/167.77
  6. Step 6: Final answer
    x = 244.30

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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.