Home / 263,057.44-394,542.96-113,257.40

Finding the Fourth Proportional to 263,057.44, 394,542.96 and 113,257.40

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Solution

The fourth proportional to 263,057.44, 394,542.96 and 113,257.40 is: 169,867.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,057.44 : 394,542.96 = 113,257.40 : x
  2. Step 2: Convert to fraction form
    263,057.44/394,542.96 = 113,257.40/x
  3. Step 3: Cross multiply
    263,057.44x = 394,542.96 × 113,257.40
  4. Step 4: Simplify right side
    263,057.44x = 44,684,909,837.90
  5. Step 5: Solve for x
    x = 44,684,909,837.90/263,057.44
  6. Step 6: Final answer
    x = 169,867.50

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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.