Home / 214,546.35-321,863.78-70,463.04

Finding the Fourth Proportional to 214,546.35, 321,863.78 and 70,463.04

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Solution

The fourth proportional to 214,546.35, 321,863.78 and 70,463.04 is: 105,709.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,546.35 : 321,863.78 = 70,463.04 : x
  2. Step 2: Convert to fraction form
    214,546.35/321,863.78 = 70,463.04/x
  3. Step 3: Cross multiply
    214,546.35x = 321,863.78 × 70,463.04
  4. Step 4: Simplify right side
    214,546.35x = 22,679,499,373.86
  5. Step 5: Solve for x
    x = 22,679,499,373.86/214,546.35
  6. Step 6: Final answer
    x = 105,709.09

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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.