Home / 263,565.20-395,250.60-113,812.40

Finding the Fourth Proportional to 263,565.20, 395,250.60 and 113,812.40

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Solution

The fourth proportional to 263,565.20, 395,250.60 and 113,812.40 is: 170,676.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,565.20 : 395,250.60 = 113,812.40 : x
  2. Step 2: Convert to fraction form
    263,565.20/395,250.60 = 113,812.40/x
  3. Step 3: Cross multiply
    263,565.20x = 395,250.60 × 113,812.40
  4. Step 4: Simplify right side
    263,565.20x = 44,984,419,387.44
  5. Step 5: Solve for x
    x = 44,984,419,387.44/263,565.20
  6. Step 6: Final answer
    x = 170,676.63

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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.