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Finding the Fourth Proportional to 255,216.28, 382,795.20 and 68,242.36

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Solution

The fourth proportional to 255,216.28, 382,795.20 and 68,242.36 is: 102,355.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,216.28 : 382,795.20 = 68,242.36 : x
  2. Step 2: Convert to fraction form
    255,216.28/382,795.20 = 68,242.36/x
  3. Step 3: Cross multiply
    255,216.28x = 382,795.20 × 68,242.36
  4. Step 4: Simplify right side
    255,216.28x = 26,122,847,844.67
  5. Step 5: Solve for x
    x = 26,122,847,844.67/255,216.28
  6. Step 6: Final answer
    x = 102,355.73

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