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Finding the Fourth Proportional to 94,286.37, 130,078.09 and 53,978.41

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Solution

The fourth proportional to 94,286.37, 130,078.09 and 53,978.41 is: 74,468.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,286.37 : 130,078.09 = 53,978.41 : x
  2. Step 2: Convert to fraction form
    94,286.37/130,078.09 = 53,978.41/x
  3. Step 3: Cross multiply
    94,286.37x = 130,078.09 × 53,978.41
  4. Step 4: Simplify right side
    94,286.37x = 7,021,408,474.04
  5. Step 5: Solve for x
    x = 7,021,408,474.04/94,286.37
  6. Step 6: Final answer
    x = 74,468.97

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