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Finding the Fourth Proportional to 83,854.94, 125,694.91 and 33,969.47

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Solution

The fourth proportional to 83,854.94, 125,694.91 and 33,969.47 is: 50,918.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,854.94 : 125,694.91 = 33,969.47 : x
  2. Step 2: Convert to fraction form
    83,854.94/125,694.91 = 33,969.47/x
  3. Step 3: Cross multiply
    83,854.94x = 125,694.91 × 33,969.47
  4. Step 4: Simplify right side
    83,854.94x = 4,269,789,788.63
  5. Step 5: Solve for x
    x = 4,269,789,788.63/83,854.94
  6. Step 6: Final answer
    x = 50,918.76

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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.