Home / 83,285.26-124,919.79-45,833.02

Finding the Fourth Proportional to 83,285.26, 124,919.79 and 45,833.02

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Solution

The fourth proportional to 83,285.26, 124,919.79 and 45,833.02 is: 68,745.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,285.26 : 124,919.79 = 45,833.02 : x
  2. Step 2: Convert to fraction form
    83,285.26/124,919.79 = 45,833.02/x
  3. Step 3: Cross multiply
    83,285.26x = 124,919.79 × 45,833.02
  4. Step 4: Simplify right side
    83,285.26x = 5,725,451,233.47
  5. Step 5: Solve for x
    x = 5,725,451,233.47/83,285.26
  6. Step 6: Final answer
    x = 68,745.07

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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.