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Finding the Fourth Proportional to 75,634.98, 113,490.75 and 31,293.56

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Solution

The fourth proportional to 75,634.98, 113,490.75 and 31,293.56 is: 46,956.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,634.98 : 113,490.75 = 31,293.56 : x
  2. Step 2: Convert to fraction form
    75,634.98/113,490.75 = 31,293.56/x
  3. Step 3: Cross multiply
    75,634.98x = 113,490.75 × 31,293.56
  4. Step 4: Simplify right side
    75,634.98x = 3,551,529,027.12
  5. Step 5: Solve for x
    x = 3,551,529,027.12/75,634.98
  6. Step 6: Final answer
    x = 46,956.17

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