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Finding the Fourth Proportional to 168,693.20, 253,039.80 and 164,805.20

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Solution

The fourth proportional to 168,693.20, 253,039.80 and 164,805.20 is: 247,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,693.20 : 253,039.80 = 164,805.20 : x
  2. Step 2: Convert to fraction form
    168,693.20/253,039.80 = 164,805.20/x
  3. Step 3: Cross multiply
    168,693.20x = 253,039.80 × 164,805.20
  4. Step 4: Simplify right side
    168,693.20x = 41,702,274,846.96
  5. Step 5: Solve for x
    x = 41,702,274,846.96/168,693.20
  6. Step 6: Final answer
    x = 247,207.80

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