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Finding the Fourth Proportional to 231,757.40, 347,860.79 and 111,898.88

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Solution

The fourth proportional to 231,757.40, 347,860.79 and 111,898.88 is: 167,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,757.40 : 347,860.79 = 111,898.88 : x
  2. Step 2: Convert to fraction form
    231,757.40/347,860.79 = 111,898.88/x
  3. Step 3: Cross multiply
    231,757.40x = 347,860.79 × 111,898.88
  4. Step 4: Simplify right side
    231,757.40x = 38,925,231,367.77
  5. Step 5: Solve for x
    x = 38,925,231,367.77/231,757.40
  6. Step 6: Final answer
    x = 167,956.80

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