Home / 68,346.30-102,585.06-33,310.56

Finding the Fourth Proportional to 68,346.30, 102,585.06 and 33,310.56

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Solution

The fourth proportional to 68,346.30, 102,585.06 and 33,310.56 is: 49,997.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,346.30 : 102,585.06 = 33,310.56 : x
  2. Step 2: Convert to fraction form
    68,346.30/102,585.06 = 33,310.56/x
  3. Step 3: Cross multiply
    68,346.30x = 102,585.06 × 33,310.56
  4. Step 4: Simplify right side
    68,346.30x = 3,417,165,796.23
  5. Step 5: Solve for x
    x = 3,417,165,796.23/68,346.30
  6. Step 6: Final answer
    x = 49,997.82

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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.