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Finding the Fourth Proportional to 74,383.56, 102,650.04 and 40,849.56

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Solution

The fourth proportional to 74,383.56, 102,650.04 and 40,849.56 is: 56,372.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,383.56 : 102,650.04 = 40,849.56 : x
  2. Step 2: Convert to fraction form
    74,383.56/102,650.04 = 40,849.56/x
  3. Step 3: Cross multiply
    74,383.56x = 102,650.04 × 40,849.56
  4. Step 4: Simplify right side
    74,383.56x = 4,193,208,967.98
  5. Step 5: Solve for x
    x = 4,193,208,967.98/74,383.56
  6. Step 6: Final answer
    x = 56,372.79

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