Home / 83,143.25-124,775.01-33,237.27

Finding the Fourth Proportional to 83,143.25, 124,775.01 and 33,237.27

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Solution

The fourth proportional to 83,143.25, 124,775.01 and 33,237.27 is: 49,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,143.25 : 124,775.01 = 33,237.27 : x
  2. Step 2: Convert to fraction form
    83,143.25/124,775.01 = 33,237.27/x
  3. Step 3: Cross multiply
    83,143.25x = 124,775.01 × 33,237.27
  4. Step 4: Simplify right side
    83,143.25x = 4,147,181,339.87
  5. Step 5: Solve for x
    x = 4,147,181,339.87/83,143.25
  6. Step 6: Final answer
    x = 49,879.95

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1.5x scale

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.