Home / 83,581.69-125,371.13-33,660.54

Finding the Fourth Proportional to 83,581.69, 125,371.13 and 33,660.54

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Solution

The fourth proportional to 83,581.69, 125,371.13 and 33,660.54 is: 50,490.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,581.69 : 125,371.13 = 33,660.54 : x
  2. Step 2: Convert to fraction form
    83,581.69/125,371.13 = 33,660.54/x
  3. Step 3: Cross multiply
    83,581.69x = 125,371.13 × 33,660.54
  4. Step 4: Simplify right side
    83,581.69x = 4,220,059,936.21
  5. Step 5: Solve for x
    x = 4,220,059,936.21/83,581.69
  6. Step 6: Final answer
    x = 50,490.24

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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.