Home / 82,315.26-123,481.14-22,344.74

Finding the Fourth Proportional to 82,315.26, 123,481.14 and 22,344.74

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Solution

The fourth proportional to 82,315.26, 123,481.14 and 22,344.74 is: 33,519.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,315.26 : 123,481.14 = 22,344.74 : x
  2. Step 2: Convert to fraction form
    82,315.26/123,481.14 = 22,344.74/x
  3. Step 3: Cross multiply
    82,315.26x = 123,481.14 × 22,344.74
  4. Step 4: Simplify right side
    82,315.26x = 2,759,153,968.20
  5. Step 5: Solve for x
    x = 2,759,153,968.20/82,315.26
  6. Step 6: Final answer
    x = 33,519.35

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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.