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Finding the Fourth Proportional to 134,799.96, 186,034.50 and 74,382.60

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Solution

The fourth proportional to 134,799.96, 186,034.50 and 74,382.60 is: 102,653.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,799.96 : 186,034.50 = 74,382.60 : x
  2. Step 2: Convert to fraction form
    134,799.96/186,034.50 = 74,382.60/x
  3. Step 3: Cross multiply
    134,799.96x = 186,034.50 × 74,382.60
  4. Step 4: Simplify right side
    134,799.96x = 13,837,729,799.70
  5. Step 5: Solve for x
    x = 13,837,729,799.70/134,799.96
  6. Step 6: Final answer
    x = 102,653.81

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