Home / 214,086.74-321,329.40-108,984.38

Finding the Fourth Proportional to 214,086.74, 321,329.40 and 108,984.38

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Solution

The fourth proportional to 214,086.74, 321,329.40 and 108,984.38 is: 163,578.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,086.74 : 321,329.40 = 108,984.38 : x
  2. Step 2: Convert to fraction form
    214,086.74/321,329.40 = 108,984.38/x
  3. Step 3: Cross multiply
    214,086.74x = 321,329.40 × 108,984.38
  4. Step 4: Simplify right side
    214,086.74x = 35,019,885,434.77
  5. Step 5: Solve for x
    x = 35,019,885,434.77/214,086.74
  6. Step 6: Final answer
    x = 163,578.02

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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.