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Finding the Fourth Proportional to 214,703.20, 322,054.80 and 164,879.20

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Solution

The fourth proportional to 214,703.20, 322,054.80 and 164,879.20 is: 247,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,703.20 : 322,054.80 = 164,879.20 : x
  2. Step 2: Convert to fraction form
    214,703.20/322,054.80 = 164,879.20/x
  3. Step 3: Cross multiply
    214,703.20x = 322,054.80 × 164,879.20
  4. Step 4: Simplify right side
    214,703.20x = 53,100,137,780.16
  5. Step 5: Solve for x
    x = 53,100,137,780.16/214,703.20
  6. Step 6: Final answer
    x = 247,318.80

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