Home / 214,204.20-321,306.30-204,066.60

Finding the Fourth Proportional to 214,204.20, 321,306.30 and 204,066.60

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Solution

The fourth proportional to 214,204.20, 321,306.30 and 204,066.60 is: 306,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,204.20 : 321,306.30 = 204,066.60 : x
  2. Step 2: Convert to fraction form
    214,204.20/321,306.30 = 204,066.60/x
  3. Step 3: Cross multiply
    214,204.20x = 321,306.30 × 204,066.60
  4. Step 4: Simplify right side
    214,204.20x = 65,567,884,199.58
  5. Step 5: Solve for x
    x = 65,567,884,199.58/214,204.20
  6. Step 6: Final answer
    x = 306,099.90

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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.