Home / 214,454.43-321,353.60-114,628.82

Finding the Fourth Proportional to 214,454.43, 321,353.60 and 114,628.82

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Solution

The fourth proportional to 214,454.43, 321,353.60 and 114,628.82 is: 171,767.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,454.43 : 321,353.60 = 114,628.82 : x
  2. Step 2: Convert to fraction form
    214,454.43/321,353.60 = 114,628.82/x
  3. Step 3: Cross multiply
    214,454.43x = 321,353.60 × 114,628.82
  4. Step 4: Simplify right side
    214,454.43x = 36,836,381,790.84
  5. Step 5: Solve for x
    x = 36,836,381,790.84/214,454.43
  6. Step 6: Final answer
    x = 171,767.88

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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.