Home / 91,757.75-137,636.55-25,198.16

Finding the Fourth Proportional to 91,757.75, 137,636.55 and 25,198.16

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Solution

The fourth proportional to 91,757.75, 137,636.55 and 25,198.16 is: 37,797.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,757.75 : 137,636.55 = 25,198.16 : x
  2. Step 2: Convert to fraction form
    91,757.75/137,636.55 = 25,198.16/x
  3. Step 3: Cross multiply
    91,757.75x = 137,636.55 × 25,198.16
  4. Step 4: Simplify right side
    91,757.75x = 3,468,187,120.57
  5. Step 5: Solve for x
    x = 3,468,187,120.57/91,757.75
  6. Step 6: Final answer
    x = 37,797.21

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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.