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Finding the Fourth Proportional to 169.83, 254.59 and 101.37

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Solution

The fourth proportional to 169.83, 254.59 and 101.37 is: 151.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.83 : 254.59 = 101.37 : x
  2. Step 2: Convert to fraction form
    169.83/254.59 = 101.37/x
  3. Step 3: Cross multiply
    169.83x = 254.59 × 101.37
  4. Step 4: Simplify right side
    169.83x = 25,807.28
  5. Step 5: Solve for x
    x = 25,807.28/169.83
  6. Step 6: Final answer
    x = 151.96

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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.