Home / 223,104.23-334,789.31-80,960.59

Finding the Fourth Proportional to 223,104.23, 334,789.31 and 80,960.59

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Solution

The fourth proportional to 223,104.23, 334,789.31 and 80,960.59 is: 121,489.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,104.23 : 334,789.31 = 80,960.59 : x
  2. Step 2: Convert to fraction form
    223,104.23/334,789.31 = 80,960.59/x
  3. Step 3: Cross multiply
    223,104.23x = 334,789.31 × 80,960.59
  4. Step 4: Simplify right side
    223,104.23x = 27,104,740,063.29
  5. Step 5: Solve for x
    x = 27,104,740,063.29/223,104.23
  6. Step 6: Final answer
    x = 121,489.14

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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.