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Finding the Fourth Proportional to 74,814.11, 103,212.49 and 52,166.51

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Solution

The fourth proportional to 74,814.11, 103,212.49 and 52,166.51 is: 71,968.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,814.11 : 103,212.49 = 52,166.51 : x
  2. Step 2: Convert to fraction form
    74,814.11/103,212.49 = 52,166.51/x
  3. Step 3: Cross multiply
    74,814.11x = 103,212.49 × 52,166.51
  4. Step 4: Simplify right side
    74,814.11x = 5,384,235,391.71
  5. Step 5: Solve for x
    x = 5,384,235,391.71/74,814.11
  6. Step 6: Final answer
    x = 71,968.18

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