Home / 263,548.44-395,361.18-76,535.64

Finding the Fourth Proportional to 263,548.44, 395,361.18 and 76,535.64

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Solution

The fourth proportional to 263,548.44, 395,361.18 and 76,535.64 is: 114,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,548.44 : 395,361.18 = 76,535.64 : x
  2. Step 2: Convert to fraction form
    263,548.44/395,361.18 = 76,535.64/x
  3. Step 3: Cross multiply
    263,548.44x = 395,361.18 × 76,535.64
  4. Step 4: Simplify right side
    263,548.44x = 30,259,220,942.46
  5. Step 5: Solve for x
    x = 30,259,220,942.46/263,548.44
  6. Step 6: Final answer
    x = 114,814.65

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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.