Home / 263,629.29-395,362.11-95,127.75

Finding the Fourth Proportional to 263,629.29, 395,362.11 and 95,127.75

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Solution

The fourth proportional to 263,629.29, 395,362.11 and 95,127.75 is: 142,662.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,629.29 : 395,362.11 = 95,127.75 : x
  2. Step 2: Convert to fraction form
    263,629.29/395,362.11 = 95,127.75/x
  3. Step 3: Cross multiply
    263,629.29x = 395,362.11 × 95,127.75
  4. Step 4: Simplify right side
    263,629.29x = 37,609,907,959.55
  5. Step 5: Solve for x
    x = 37,609,907,959.55/263,629.29
  6. Step 6: Final answer
    x = 142,662.10

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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.