Home / 82,195.52-123,300.26-28,882.89

Finding the Fourth Proportional to 82,195.52, 123,300.26 and 28,882.89

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Solution

The fourth proportional to 82,195.52, 123,300.26 and 28,882.89 is: 43,326.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,195.52 : 123,300.26 = 28,882.89 : x
  2. Step 2: Convert to fraction form
    82,195.52/123,300.26 = 28,882.89/x
  3. Step 3: Cross multiply
    82,195.52x = 123,300.26 × 28,882.89
  4. Step 4: Simplify right side
    82,195.52x = 3,561,267,234.04
  5. Step 5: Solve for x
    x = 3,561,267,234.04/82,195.52
  6. Step 6: Final answer
    x = 43,326.78

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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.