Home / 89,327.14-123,274.92-49,042.60

Finding the Fourth Proportional to 89,327.14, 123,274.92 and 49,042.60

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Solution

The fourth proportional to 89,327.14, 123,274.92 and 49,042.60 is: 67,680.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,327.14 : 123,274.92 = 49,042.60 : x
  2. Step 2: Convert to fraction form
    89,327.14/123,274.92 = 49,042.60/x
  3. Step 3: Cross multiply
    89,327.14x = 123,274.92 × 49,042.60
  4. Step 4: Simplify right side
    89,327.14x = 6,045,722,591.59
  5. Step 5: Solve for x
    x = 6,045,722,591.59/89,327.14
  6. Step 6: Final answer
    x = 67,680.69

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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.