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Finding the Fourth Proportional to 132,940.44, 183,489.30 and 76,384.62

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Solution

The fourth proportional to 132,940.44, 183,489.30 and 76,384.62 is: 105,428.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,940.44 : 183,489.30 = 76,384.62 : x
  2. Step 2: Convert to fraction form
    132,940.44/183,489.30 = 76,384.62/x
  3. Step 3: Cross multiply
    132,940.44x = 183,489.30 × 76,384.62
  4. Step 4: Simplify right side
    132,940.44x = 14,015,760,454.57
  5. Step 5: Solve for x
    x = 14,015,760,454.57/132,940.44
  6. Step 6: Final answer
    x = 105,428.87

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