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Finding the Fourth Proportional to 101,846.76, 140,548.52 and 57,134.76

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Solution

The fourth proportional to 101,846.76, 140,548.52 and 57,134.76 is: 78,845.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,846.76 : 140,548.52 = 57,134.76 : x
  2. Step 2: Convert to fraction form
    101,846.76/140,548.52 = 57,134.76/x
  3. Step 3: Cross multiply
    101,846.76x = 140,548.52 × 57,134.76
  4. Step 4: Simplify right side
    101,846.76x = 8,030,205,958.56
  5. Step 5: Solve for x
    x = 8,030,205,958.56/101,846.76
  6. Step 6: Final answer
    x = 78,845.96

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