Home / 113,939.20-170,906.55-34,031.29

Finding the Fourth Proportional to 113,939.20, 170,906.55 and 34,031.29

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Solution

The fourth proportional to 113,939.20, 170,906.55 and 34,031.29 is: 51,046.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,939.20 : 170,906.55 = 34,031.29 : x
  2. Step 2: Convert to fraction form
    113,939.20/170,906.55 = 34,031.29/x
  3. Step 3: Cross multiply
    113,939.20x = 170,906.55 × 34,031.29
  4. Step 4: Simplify right side
    113,939.20x = 5,816,169,511.42
  5. Step 5: Solve for x
    x = 5,816,169,511.42/113,939.20
  6. Step 6: Final answer
    x = 51,046.26

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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.