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Finding the Fourth Proportional to 263,999.10, 395,998.65 and 67,007.10

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Solution

The fourth proportional to 263,999.10, 395,998.65 and 67,007.10 is: 100,510.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,999.10 : 395,998.65 = 67,007.10 : x
  2. Step 2: Convert to fraction form
    263,999.10/395,998.65 = 67,007.10/x
  3. Step 3: Cross multiply
    263,999.10x = 395,998.65 × 67,007.10
  4. Step 4: Simplify right side
    263,999.10x = 26,534,721,140.42
  5. Step 5: Solve for x
    x = 26,534,721,140.42/263,999.10
  6. Step 6: Final answer
    x = 100,510.65

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