Home / 214,468.16-321,800.65-109,360.94

Finding the Fourth Proportional to 214,468.16, 321,800.65 and 109,360.94

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Solution

The fourth proportional to 214,468.16, 321,800.65 and 109,360.94 is: 164,091.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,468.16 : 321,800.65 = 109,360.94 : x
  2. Step 2: Convert to fraction form
    214,468.16/321,800.65 = 109,360.94/x
  3. Step 3: Cross multiply
    214,468.16x = 321,800.65 × 109,360.94
  4. Step 4: Simplify right side
    214,468.16x = 35,192,419,694.21
  5. Step 5: Solve for x
    x = 35,192,419,694.21/214,468.16
  6. Step 6: Final answer
    x = 164,091.59

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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.