Home / 91,847.28-137,753.52-25,270.80

Finding the Fourth Proportional to 91,847.28, 137,753.52 and 25,270.80

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Solution

The fourth proportional to 91,847.28, 137,753.52 and 25,270.80 is: 37,901.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,847.28 : 137,753.52 = 25,270.80 : x
  2. Step 2: Convert to fraction form
    91,847.28/137,753.52 = 25,270.80/x
  3. Step 3: Cross multiply
    91,847.28x = 137,753.52 × 25,270.80
  4. Step 4: Simplify right side
    91,847.28x = 3,481,141,653.22
  5. Step 5: Solve for x
    x = 3,481,141,653.22/91,847.28
  6. Step 6: Final answer
    x = 37,901.41

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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.