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Finding the Fourth Proportional to 84,034.92, 125,966.92 and 33,469.77

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Solution

The fourth proportional to 84,034.92, 125,966.92 and 33,469.77 is: 50,170.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,034.92 : 125,966.92 = 33,469.77 : x
  2. Step 2: Convert to fraction form
    84,034.92/125,966.92 = 33,469.77/x
  3. Step 3: Cross multiply
    84,034.92x = 125,966.92 × 33,469.77
  4. Step 4: Simplify right side
    84,034.92x = 4,216,083,672.66
  5. Step 5: Solve for x
    x = 4,216,083,672.66/84,034.92
  6. Step 6: Final answer
    x = 50,170.62

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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.