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Finding the Fourth Proportional to 132,693.40, 199,040.10 and 106,449.40

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Solution

The fourth proportional to 132,693.40, 199,040.10 and 106,449.40 is: 159,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,693.40 : 199,040.10 = 106,449.40 : x
  2. Step 2: Convert to fraction form
    132,693.40/199,040.10 = 106,449.40/x
  3. Step 3: Cross multiply
    132,693.40x = 199,040.10 × 106,449.40
  4. Step 4: Simplify right side
    132,693.40x = 21,187,699,220.94
  5. Step 5: Solve for x
    x = 21,187,699,220.94/132,693.40
  6. Step 6: Final answer
    x = 159,674.10

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