Home / 83,947.46-125,881.70-33,989.56

Finding the Fourth Proportional to 83,947.46, 125,881.70 and 33,989.56

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Solution

The fourth proportional to 83,947.46, 125,881.70 and 33,989.56 is: 50,968.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,947.46 : 125,881.70 = 33,989.56 : x
  2. Step 2: Convert to fraction form
    83,947.46/125,881.70 = 33,989.56/x
  3. Step 3: Cross multiply
    83,947.46x = 125,881.70 × 33,989.56
  4. Step 4: Simplify right side
    83,947.46x = 4,278,663,110.40
  5. Step 5: Solve for x
    x = 4,278,663,110.40/83,947.46
  6. Step 6: Final answer
    x = 50,968.35

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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.