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Finding the Fourth Proportional to 75,985.70, 104,792.13 and 49,099.97

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Solution

The fourth proportional to 75,985.70, 104,792.13 and 49,099.97 is: 67,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,985.70 : 104,792.13 = 49,099.97 : x
  2. Step 2: Convert to fraction form
    75,985.70/104,792.13 = 49,099.97/x
  3. Step 3: Cross multiply
    75,985.70x = 104,792.13 × 49,099.97
  4. Step 4: Simplify right side
    75,985.70x = 5,145,290,701.22
  5. Step 5: Solve for x
    x = 5,145,290,701.22/75,985.70
  6. Step 6: Final answer
    x = 67,713.94

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