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Finding the Fourth Proportional to 75,119.50, 103,668.15 and 41,585.50

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Solution

The fourth proportional to 75,119.50, 103,668.15 and 41,585.50 is: 57,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,119.50 : 103,668.15 = 41,585.50 : x
  2. Step 2: Convert to fraction form
    75,119.50/103,668.15 = 41,585.50/x
  3. Step 3: Cross multiply
    75,119.50x = 103,668.15 × 41,585.50
  4. Step 4: Simplify right side
    75,119.50x = 4,311,091,851.83
  5. Step 5: Solve for x
    x = 4,311,091,851.83/75,119.50
  6. Step 6: Final answer
    x = 57,389.78

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