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Finding the Fourth Proportional to 167,324.64, 230,906.35 and 90,844.44

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Solution

The fourth proportional to 167,324.64, 230,906.35 and 90,844.44 is: 125,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,324.64 : 230,906.35 = 90,844.44 : x
  2. Step 2: Convert to fraction form
    167,324.64/230,906.35 = 90,844.44/x
  3. Step 3: Cross multiply
    167,324.64x = 230,906.35 × 90,844.44
  4. Step 4: Simplify right side
    167,324.64x = 20,976,556,794.85
  5. Step 5: Solve for x
    x = 20,976,556,794.85/167,324.64
  6. Step 6: Final answer
    x = 125,364.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.