Home / 69,193.22-103,789.92-19,273.46

Finding the Fourth Proportional to 69,193.22, 103,789.92 and 19,273.46

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Solution

The fourth proportional to 69,193.22, 103,789.92 and 19,273.46 is: 28,910.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,193.22 : 103,789.92 = 19,273.46 : x
  2. Step 2: Convert to fraction form
    69,193.22/103,789.92 = 19,273.46/x
  3. Step 3: Cross multiply
    69,193.22x = 103,789.92 × 19,273.46
  4. Step 4: Simplify right side
    69,193.22x = 2,000,390,352.57
  5. Step 5: Solve for x
    x = 2,000,390,352.57/69,193.22
  6. Step 6: Final answer
    x = 28,910.21

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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.