Home / 95,163.38-142,747.38-31,984.42

Finding the Fourth Proportional to 95,163.38, 142,747.38 and 31,984.42

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Solution

The fourth proportional to 95,163.38, 142,747.38 and 31,984.42 is: 47,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,163.38 : 142,747.38 = 31,984.42 : x
  2. Step 2: Convert to fraction form
    95,163.38/142,747.38 = 31,984.42/x
  3. Step 3: Cross multiply
    95,163.38x = 142,747.38 × 31,984.42
  4. Step 4: Simplify right side
    95,163.38x = 4,565,692,155.82
  5. Step 5: Solve for x
    x = 4,565,692,155.82/95,163.38
  6. Step 6: Final answer
    x = 47,977.41

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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.