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Finding the Fourth Proportional to 74,029.24, 102,162.90 and 40,495.24

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Solution

The fourth proportional to 74,029.24, 102,162.90 and 40,495.24 is: 55,884.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,029.24 : 102,162.90 = 40,495.24 : x
  2. Step 2: Convert to fraction form
    74,029.24/102,162.90 = 40,495.24/x
  3. Step 3: Cross multiply
    74,029.24x = 102,162.90 × 40,495.24
  4. Step 4: Simplify right side
    74,029.24x = 4,137,111,154.60
  5. Step 5: Solve for x
    x = 4,137,111,154.60/74,029.24
  6. Step 6: Final answer
    x = 55,884.83

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