Home / 68,947.58-95,144.46-38,319.26

Finding the Fourth Proportional to 68,947.58, 95,144.46 and 38,319.26

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Solution

The fourth proportional to 68,947.58, 95,144.46 and 38,319.26 is: 52,878.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,947.58 : 95,144.46 = 38,319.26 : x
  2. Step 2: Convert to fraction form
    68,947.58/95,144.46 = 38,319.26/x
  3. Step 3: Cross multiply
    68,947.58x = 95,144.46 × 38,319.26
  4. Step 4: Simplify right side
    68,947.58x = 3,645,864,680.88
  5. Step 5: Solve for x
    x = 3,645,864,680.88/68,947.58
  6. Step 6: Final answer
    x = 52,878.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.