Home / 75,827.16-113,754.24-25,912.80

Finding the Fourth Proportional to 75,827.16, 113,754.24 and 25,912.80

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Solution

The fourth proportional to 75,827.16, 113,754.24 and 25,912.80 is: 38,873.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,827.16 : 113,754.24 = 25,912.80 : x
  2. Step 2: Convert to fraction form
    75,827.16/113,754.24 = 25,912.80/x
  3. Step 3: Cross multiply
    75,827.16x = 113,754.24 × 25,912.80
  4. Step 4: Simplify right side
    75,827.16x = 2,947,690,870.27
  5. Step 5: Solve for x
    x = 2,947,690,870.27/75,827.16
  6. Step 6: Final answer
    x = 38,873.81

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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.