Home / 68,218.20-102,327.30-62,313.30

Finding the Fourth Proportional to 68,218.20, 102,327.30 and 62,313.30

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Solution

The fourth proportional to 68,218.20, 102,327.30 and 62,313.30 is: 93,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,218.20 : 102,327.30 = 62,313.30 : x
  2. Step 2: Convert to fraction form
    68,218.20/102,327.30 = 62,313.30/x
  3. Step 3: Cross multiply
    68,218.20x = 102,327.30 × 62,313.30
  4. Step 4: Simplify right side
    68,218.20x = 6,376,351,743.09
  5. Step 5: Solve for x
    x = 6,376,351,743.09/68,218.20
  6. Step 6: Final answer
    x = 93,469.95

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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.