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Finding the Fourth Proportional to 140,655.75, 194,097.48 and 76,981.23

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Solution

The fourth proportional to 140,655.75, 194,097.48 and 76,981.23 is: 106,230.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,655.75 : 194,097.48 = 76,981.23 : x
  2. Step 2: Convert to fraction form
    140,655.75/194,097.48 = 76,981.23/x
  3. Step 3: Cross multiply
    140,655.75x = 194,097.48 × 76,981.23
  4. Step 4: Simplify right side
    140,655.75x = 14,941,862,750.30
  5. Step 5: Solve for x
    x = 14,941,862,750.30/140,655.75
  6. Step 6: Final answer
    x = 106,230.02

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