Home / 90,227.46-135,359.86-27,045.03

Finding the Fourth Proportional to 90,227.46, 135,359.86 and 27,045.03

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Solution

The fourth proportional to 90,227.46, 135,359.86 and 27,045.03 is: 40,573.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,227.46 : 135,359.86 = 27,045.03 : x
  2. Step 2: Convert to fraction form
    90,227.46/135,359.86 = 27,045.03/x
  3. Step 3: Cross multiply
    90,227.46x = 135,359.86 × 27,045.03
  4. Step 4: Simplify right side
    90,227.46x = 3,660,810,797.70
  5. Step 5: Solve for x
    x = 3,660,810,797.70/90,227.46
  6. Step 6: Final answer
    x = 40,573.14

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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.