Home / 195,290.31-269,487.87-109,234.36

Finding the Fourth Proportional to 195,290.31, 269,487.87 and 109,234.36

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Solution

The fourth proportional to 195,290.31, 269,487.87 and 109,234.36 is: 150,736.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,290.31 : 269,487.87 = 109,234.36 : x
  2. Step 2: Convert to fraction form
    195,290.31/269,487.87 = 109,234.36/x
  3. Step 3: Cross multiply
    195,290.31x = 269,487.87 × 109,234.36
  4. Step 4: Simplify right side
    195,290.31x = 29,437,335,007.21
  5. Step 5: Solve for x
    x = 29,437,335,007.21/195,290.31
  6. Step 6: Final answer
    x = 150,736.28

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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.