Home / 83,964.94-125,947.41-28,560.94

Finding the Fourth Proportional to 83,964.94, 125,947.41 and 28,560.94

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Solution

The fourth proportional to 83,964.94, 125,947.41 and 28,560.94 is: 42,841.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,964.94 : 125,947.41 = 28,560.94 : x
  2. Step 2: Convert to fraction form
    83,964.94/125,947.41 = 28,560.94/x
  3. Step 3: Cross multiply
    83,964.94x = 125,947.41 × 28,560.94
  4. Step 4: Simplify right side
    83,964.94x = 3,597,175,998.19
  5. Step 5: Solve for x
    x = 3,597,175,998.19/83,964.94
  6. Step 6: Final answer
    x = 42,841.41

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Similar ratio
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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.