Home / 159,292.38-219,788.19-92,185.50

Finding the Fourth Proportional to 159,292.38, 219,788.19 and 92,185.50

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Solution

The fourth proportional to 159,292.38, 219,788.19 and 92,185.50 is: 127,195.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,292.38 : 219,788.19 = 92,185.50 : x
  2. Step 2: Convert to fraction form
    159,292.38/219,788.19 = 92,185.50/x
  3. Step 3: Cross multiply
    159,292.38x = 219,788.19 × 92,185.50
  4. Step 4: Simplify right side
    159,292.38x = 20,261,284,189.25
  5. Step 5: Solve for x
    x = 20,261,284,189.25/159,292.38
  6. Step 6: Final answer
    x = 127,195.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.