Home / 68,824.38-103,226.84-22,071.18

Finding the Fourth Proportional to 68,824.38, 103,226.84 and 22,071.18

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Solution

The fourth proportional to 68,824.38, 103,226.84 and 22,071.18 is: 33,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,824.38 : 103,226.84 = 22,071.18 : x
  2. Step 2: Convert to fraction form
    68,824.38/103,226.84 = 22,071.18/x
  3. Step 3: Cross multiply
    68,824.38x = 103,226.84 × 22,071.18
  4. Step 4: Simplify right side
    68,824.38x = 2,278,338,166.47
  5. Step 5: Solve for x
    x = 2,278,338,166.47/68,824.38
  6. Step 6: Final answer
    x = 33,103.65

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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.