Home / 82,198.63-123,287.55-26,044.44

Finding the Fourth Proportional to 82,198.63, 123,287.55 and 26,044.44

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Solution

The fourth proportional to 82,198.63, 123,287.55 and 26,044.44 is: 39,063.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,198.63 : 123,287.55 = 26,044.44 : x
  2. Step 2: Convert to fraction form
    82,198.63/123,287.55 = 26,044.44/x
  3. Step 3: Cross multiply
    82,198.63x = 123,287.55 × 26,044.44
  4. Step 4: Simplify right side
    82,198.63x = 3,210,955,198.72
  5. Step 5: Solve for x
    x = 3,210,955,198.72/82,198.63
  6. Step 6: Final answer
    x = 39,063.37

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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.