Home / 214,236.64-321,552.60-109,133.92

Finding the Fourth Proportional to 214,236.64, 321,552.60 and 109,133.92

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Solution

The fourth proportional to 214,236.64, 321,552.60 and 109,133.92 is: 163,801.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,236.64 : 321,552.60 = 109,133.92 : x
  2. Step 2: Convert to fraction form
    214,236.64/321,552.60 = 109,133.92/x
  3. Step 3: Cross multiply
    214,236.64x = 321,552.60 × 109,133.92
  4. Step 4: Simplify right side
    214,236.64x = 35,092,295,724.19
  5. Step 5: Solve for x
    x = 35,092,295,724.19/214,236.64
  6. Step 6: Final answer
    x = 163,801.56

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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.