Home / 214,282.25-321,471.80-107,717.26

Finding the Fourth Proportional to 214,282.25, 321,471.80 and 107,717.26

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Solution

The fourth proportional to 214,282.25, 321,471.80 and 107,717.26 is: 161,600.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,282.25 : 321,471.80 = 107,717.26 : x
  2. Step 2: Convert to fraction form
    214,282.25/321,471.80 = 107,717.26/x
  3. Step 3: Cross multiply
    214,282.25x = 321,471.80 × 107,717.26
  4. Step 4: Simplify right side
    214,282.25x = 34,628,059,922.97
  5. Step 5: Solve for x
    x = 34,628,059,922.97/214,282.25
  6. Step 6: Final answer
    x = 161,600.23

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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.