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Finding the Fourth Proportional to 266,781.87, 368,169.20 and 152,078.58

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Solution

The fourth proportional to 266,781.87, 368,169.20 and 152,078.58 is: 209,874.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,781.87 : 368,169.20 = 152,078.58 : x
  2. Step 2: Convert to fraction form
    266,781.87/368,169.20 = 152,078.58/x
  3. Step 3: Cross multiply
    266,781.87x = 368,169.20 × 152,078.58
  4. Step 4: Simplify right side
    266,781.87x = 55,990,648,945.64
  5. Step 5: Solve for x
    x = 55,990,648,945.64/266,781.87
  6. Step 6: Final answer
    x = 209,874.27

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