Home / 62,891.20-86,785.11-34,598.71

Finding the Fourth Proportional to 62,891.20, 86,785.11 and 34,598.71

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Solution

The fourth proportional to 62,891.20, 86,785.11 and 34,598.71 is: 47,743.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,891.20 : 86,785.11 = 34,598.71 : x
  2. Step 2: Convert to fraction form
    62,891.20/86,785.11 = 34,598.71/x
  3. Step 3: Cross multiply
    62,891.20x = 86,785.11 × 34,598.71
  4. Step 4: Simplify right side
    62,891.20x = 3,002,652,853.21
  5. Step 5: Solve for x
    x = 3,002,652,853.21/62,891.20
  6. Step 6: Final answer
    x = 47,743.61

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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.