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Finding the Fourth Proportional to 75,894.49, 113,664.63 and 59,992.78

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Solution

The fourth proportional to 75,894.49, 113,664.63 and 59,992.78 is: 89,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,894.49 : 113,664.63 = 59,992.78 : x
  2. Step 2: Convert to fraction form
    75,894.49/113,664.63 = 59,992.78/x
  3. Step 3: Cross multiply
    75,894.49x = 113,664.63 × 59,992.78
  4. Step 4: Simplify right side
    75,894.49x = 6,819,057,141.37
  5. Step 5: Solve for x
    x = 6,819,057,141.37/75,894.49
  6. Step 6: Final answer
    x = 89,849.17

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