Home / 95,342.78-131,106.47-82,745.66

Finding the Fourth Proportional to 95,342.78, 131,106.47 and 82,745.66

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Solution

The fourth proportional to 95,342.78, 131,106.47 and 82,745.66 is: 113,784.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,342.78 : 131,106.47 = 82,745.66 : x
  2. Step 2: Convert to fraction form
    95,342.78/131,106.47 = 82,745.66/x
  3. Step 3: Cross multiply
    95,342.78x = 131,106.47 × 82,745.66
  4. Step 4: Simplify right side
    95,342.78x = 10,848,491,390.42
  5. Step 5: Solve for x
    x = 10,848,491,390.42/95,342.78
  6. Step 6: Final answer
    x = 113,784.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.