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Finding the Fourth Proportional to 169.98, 254.94 and 101.93

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Solution

The fourth proportional to 169.98, 254.94 and 101.93 is: 152.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.98 : 254.94 = 101.93 : x
  2. Step 2: Convert to fraction form
    169.98/254.94 = 101.93/x
  3. Step 3: Cross multiply
    169.98x = 254.94 × 101.93
  4. Step 4: Simplify right side
    169.98x = 25,986.03
  5. Step 5: Solve for x
    x = 25,986.03/169.98
  6. Step 6: Final answer
    x = 152.88

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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.