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Finding the Fourth Proportional to 356,393.31, 534,669.75 and 119,729.53

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Solution

The fourth proportional to 356,393.31, 534,669.75 and 119,729.53 is: 179,621.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,393.31 : 534,669.75 = 119,729.53 : x
  2. Step 2: Convert to fraction form
    356,393.31/534,669.75 = 119,729.53/x
  3. Step 3: Cross multiply
    356,393.31x = 534,669.75 × 119,729.53
  4. Step 4: Simplify right side
    356,393.31x = 64,015,757,872.72
  5. Step 5: Solve for x
    x = 64,015,757,872.72/356,393.31
  6. Step 6: Final answer
    x = 179,621.10

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