Home / 68,514.12-102,773.26-18,594.04

Finding the Fourth Proportional to 68,514.12, 102,773.26 and 18,594.04

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Solution

The fourth proportional to 68,514.12, 102,773.26 and 18,594.04 is: 27,891.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,514.12 : 102,773.26 = 18,594.04 : x
  2. Step 2: Convert to fraction form
    68,514.12/102,773.26 = 18,594.04/x
  3. Step 3: Cross multiply
    68,514.12x = 102,773.26 × 18,594.04
  4. Step 4: Simplify right side
    68,514.12x = 1,910,970,107.37
  5. Step 5: Solve for x
    x = 1,910,970,107.37/68,514.12
  6. Step 6: Final answer
    x = 27,891.62

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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.