Home / 214,268.72-321,273.44-95,918

Finding the Fourth Proportional to 214,268.72, 321,273.44 and 95,918

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Solution

The fourth proportional to 214,268.72, 321,273.44 and 95,918 is: 143,818.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,268.72 : 321,273.44 = 95,918 : x
  2. Step 2: Convert to fraction form
    214,268.72/321,273.44 = 95,918/x
  3. Step 3: Cross multiply
    214,268.72x = 321,273.44 × 95,918
  4. Step 4: Simplify right side
    214,268.72x = 30,815,905,817.92
  5. Step 5: Solve for x
    x = 30,815,905,817.92/214,268.72
  6. Step 6: Final answer
    x = 143,818.97

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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.