Home / 263,605.47-395,326.45-95,103.90

Finding the Fourth Proportional to 263,605.47, 395,326.45 and 95,103.90

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Solution

The fourth proportional to 263,605.47, 395,326.45 and 95,103.90 is: 142,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,605.47 : 395,326.45 = 95,103.90 : x
  2. Step 2: Convert to fraction form
    263,605.47/395,326.45 = 95,103.90/x
  3. Step 3: Cross multiply
    263,605.47x = 395,326.45 × 95,103.90
  4. Step 4: Simplify right side
    263,605.47x = 37,597,085,907.70
  5. Step 5: Solve for x
    x = 37,597,085,907.70/263,605.47
  6. Step 6: Final answer
    x = 142,626.35

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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.