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Finding the Fourth Proportional to 140,403.68, 193,754.23 and 76,741.94

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Solution

The fourth proportional to 140,403.68, 193,754.23 and 76,741.94 is: 105,902.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,403.68 : 193,754.23 = 76,741.94 : x
  2. Step 2: Convert to fraction form
    140,403.68/193,754.23 = 76,741.94/x
  3. Step 3: Cross multiply
    140,403.68x = 193,754.23 × 76,741.94
  4. Step 4: Simplify right side
    140,403.68x = 14,869,074,332.78
  5. Step 5: Solve for x
    x = 14,869,074,332.78/140,403.68
  6. Step 6: Final answer
    x = 105,902.31

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