Home / 263,500.48-395,131.12-113,669.92

Finding the Fourth Proportional to 263,500.48, 395,131.12 and 113,669.92

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Solution

The fourth proportional to 263,500.48, 395,131.12 and 113,669.92 is: 170,453.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,500.48 : 395,131.12 = 113,669.92 : x
  2. Step 2: Convert to fraction form
    263,500.48/395,131.12 = 113,669.92/x
  3. Step 3: Cross multiply
    263,500.48x = 395,131.12 × 113,669.92
  4. Step 4: Simplify right side
    263,500.48x = 44,914,522,799.91
  5. Step 5: Solve for x
    x = 44,914,522,799.91/263,500.48
  6. Step 6: Final answer
    x = 170,453.29

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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.