Home / 82,251.45-123,426.54-35,504.28

Finding the Fourth Proportional to 82,251.45, 123,426.54 and 35,504.28

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Solution

The fourth proportional to 82,251.45, 123,426.54 and 35,504.28 is: 53,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,251.45 : 123,426.54 = 35,504.28 : x
  2. Step 2: Convert to fraction form
    82,251.45/123,426.54 = 35,504.28/x
  3. Step 3: Cross multiply
    82,251.45x = 123,426.54 × 35,504.28
  4. Step 4: Simplify right side
    82,251.45x = 4,382,170,435.59
  5. Step 5: Solve for x
    x = 4,382,170,435.59/82,251.45
  6. Step 6: Final answer
    x = 53,277.73

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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.