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Finding the Fourth Proportional to 73,952.64, 102,054.40 and 40,418.56

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Solution

The fourth proportional to 73,952.64, 102,054.40 and 40,418.56 is: 55,777.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,952.64 : 102,054.40 = 40,418.56 : x
  2. Step 2: Convert to fraction form
    73,952.64/102,054.40 = 40,418.56/x
  3. Step 3: Cross multiply
    73,952.64x = 102,054.40 × 40,418.56
  4. Step 4: Simplify right side
    73,952.64x = 4,124,891,889.66
  5. Step 5: Solve for x
    x = 4,124,891,889.66/73,952.64
  6. Step 6: Final answer
    x = 55,777.48

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