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Finding the Fourth Proportional to 83,665.92, 125,514.24 and 33,745.92

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Solution

The fourth proportional to 83,665.92, 125,514.24 and 33,745.92 is: 50,625.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,665.92 : 125,514.24 = 33,745.92 : x
  2. Step 2: Convert to fraction form
    83,665.92/125,514.24 = 33,745.92/x
  3. Step 3: Cross multiply
    83,665.92x = 125,514.24 × 33,745.92
  4. Step 4: Simplify right side
    83,665.92x = 4,235,593,501.90
  5. Step 5: Solve for x
    x = 4,235,593,501.90/83,665.92
  6. Step 6: Final answer
    x = 50,625.08

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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.