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Finding the Fourth Proportional to 132,763.40, 199,145.10 and 49,646.60

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Solution

The fourth proportional to 132,763.40, 199,145.10 and 49,646.60 is: 74,469.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,763.40 : 199,145.10 = 49,646.60 : x
  2. Step 2: Convert to fraction form
    132,763.40/199,145.10 = 49,646.60/x
  3. Step 3: Cross multiply
    132,763.40x = 199,145.10 × 49,646.60
  4. Step 4: Simplify right side
    132,763.40x = 9,886,877,121.66
  5. Step 5: Solve for x
    x = 9,886,877,121.66/132,763.40
  6. Step 6: Final answer
    x = 74,469.90

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