Home / 263,551.94-395,366.43-76,539.14

Finding the Fourth Proportional to 263,551.94, 395,366.43 and 76,539.14

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Solution

The fourth proportional to 263,551.94, 395,366.43 and 76,539.14 is: 114,819.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,551.94 : 395,366.43 = 76,539.14 : x
  2. Step 2: Convert to fraction form
    263,551.94/395,366.43 = 76,539.14/x
  3. Step 3: Cross multiply
    263,551.94x = 395,366.43 × 76,539.14
  4. Step 4: Simplify right side
    263,551.94x = 30,261,006,537.07
  5. Step 5: Solve for x
    x = 30,261,006,537.07/263,551.94
  6. Step 6: Final answer
    x = 114,819.90

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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.