Home / 214,281.92-321,419.61-52,177.49

Finding the Fourth Proportional to 214,281.92, 321,419.61 and 52,177.49

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Solution

The fourth proportional to 214,281.92, 321,419.61 and 52,177.49 is: 78,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,281.92 : 321,419.61 = 52,177.49 : x
  2. Step 2: Convert to fraction form
    214,281.92/321,419.61 = 52,177.49/x
  3. Step 3: Cross multiply
    214,281.92x = 321,419.61 × 52,177.49
  4. Step 4: Simplify right side
    214,281.92x = 16,770,868,084.80
  5. Step 5: Solve for x
    x = 16,770,868,084.80/214,281.92
  6. Step 6: Final answer
    x = 78,265.44

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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.