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Finding the Fourth Proportional to 214,081.45, 321,138.78 and 64,310.02

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Solution

The fourth proportional to 214,081.45, 321,138.78 and 64,310.02 is: 96,470.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,081.45 : 321,138.78 = 64,310.02 : x
  2. Step 2: Convert to fraction form
    214,081.45/321,138.78 = 64,310.02/x
  3. Step 3: Cross multiply
    214,081.45x = 321,138.78 × 64,310.02
  4. Step 4: Simplify right side
    214,081.45x = 20,652,441,364.58
  5. Step 5: Solve for x
    x = 20,652,441,364.58/214,081.45
  6. Step 6: Final answer
    x = 96,470.02

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