Home / 83,863.22-115,733.41-45,625.14

Finding the Fourth Proportional to 83,863.22, 115,733.41 and 45,625.14

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Solution

The fourth proportional to 83,863.22, 115,733.41 and 45,625.14 is: 62,963.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,863.22 : 115,733.41 = 45,625.14 : x
  2. Step 2: Convert to fraction form
    83,863.22/115,733.41 = 45,625.14/x
  3. Step 3: Cross multiply
    83,863.22x = 115,733.41 × 45,625.14
  4. Step 4: Simplify right side
    83,863.22x = 5,280,352,919.86
  5. Step 5: Solve for x
    x = 5,280,352,919.86/83,863.22
  6. Step 6: Final answer
    x = 62,963.87

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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.