Home / 214,198.14-321,357.41-79,260.22

Finding the Fourth Proportional to 214,198.14, 321,357.41 and 79,260.22

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Solution

The fourth proportional to 214,198.14, 321,357.41 and 79,260.22 is: 118,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,198.14 : 321,357.41 = 79,260.22 : x
  2. Step 2: Convert to fraction form
    214,198.14/321,357.41 = 79,260.22/x
  3. Step 3: Cross multiply
    214,198.14x = 321,357.41 × 79,260.22
  4. Step 4: Simplify right side
    214,198.14x = 25,470,859,015.23
  5. Step 5: Solve for x
    x = 25,470,859,015.23/214,198.14
  6. Step 6: Final answer
    x = 118,912.61

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1.5x scale

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.