Home / 113,020.92-169,532.46-34,138.26

Finding the Fourth Proportional to 113,020.92, 169,532.46 and 34,138.26

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Solution

The fourth proportional to 113,020.92, 169,532.46 and 34,138.26 is: 51,207.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,020.92 : 169,532.46 = 34,138.26 : x
  2. Step 2: Convert to fraction form
    113,020.92/169,532.46 = 34,138.26/x
  3. Step 3: Cross multiply
    113,020.92x = 169,532.46 × 34,138.26
  4. Step 4: Simplify right side
    113,020.92x = 5,787,543,197.92
  5. Step 5: Solve for x
    x = 5,787,543,197.92/113,020.92
  6. Step 6: Final answer
    x = 51,207.72

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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.