Home / 89,474.27-123,474.44-49,190.63

Finding the Fourth Proportional to 89,474.27, 123,474.44 and 49,190.63

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Solution

The fourth proportional to 89,474.27, 123,474.44 and 49,190.63 is: 67,883.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,474.27 : 123,474.44 = 49,190.63 : x
  2. Step 2: Convert to fraction form
    89,474.27/123,474.44 = 49,190.63/x
  3. Step 3: Cross multiply
    89,474.27x = 123,474.44 × 49,190.63
  4. Step 4: Simplify right side
    89,474.27x = 6,073,784,998.10
  5. Step 5: Solve for x
    x = 6,073,784,998.10/89,474.27
  6. Step 6: Final answer
    x = 67,883.04

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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.