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Finding the Fourth Proportional to 101,475.75, 140,034.44 and 56,153.70

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Solution

The fourth proportional to 101,475.75, 140,034.44 and 56,153.70 is: 77,490.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,475.75 : 140,034.44 = 56,153.70 : x
  2. Step 2: Convert to fraction form
    101,475.75/140,034.44 = 56,153.70/x
  3. Step 3: Cross multiply
    101,475.75x = 140,034.44 × 56,153.70
  4. Step 4: Simplify right side
    101,475.75x = 7,863,451,757.95
  5. Step 5: Solve for x
    x = 7,863,451,757.95/101,475.75
  6. Step 6: Final answer
    x = 77,490.95

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