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Finding the Fourth Proportional to 54,653.59, 75,427.34 and 31,991.21

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Solution

The fourth proportional to 54,653.59, 75,427.34 and 31,991.21 is: 44,151.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,653.59 : 75,427.34 = 31,991.21 : x
  2. Step 2: Convert to fraction form
    54,653.59/75,427.34 = 31,991.21/x
  3. Step 3: Cross multiply
    54,653.59x = 75,427.34 × 31,991.21
  4. Step 4: Simplify right side
    54,653.59x = 2,413,011,713.73
  5. Step 5: Solve for x
    x = 2,413,011,713.73/54,653.59
  6. Step 6: Final answer
    x = 44,151.02

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