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Finding the Fourth Proportional to 77,603.48, 116,299.97 and 35,431.29

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Solution

The fourth proportional to 77,603.48, 116,299.97 and 35,431.29 is: 53,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,603.48 : 116,299.97 = 35,431.29 : x
  2. Step 2: Convert to fraction form
    77,603.48/116,299.97 = 35,431.29/x
  3. Step 3: Cross multiply
    77,603.48x = 116,299.97 × 35,431.29
  4. Step 4: Simplify right side
    77,603.48x = 4,120,657,919.77
  5. Step 5: Solve for x
    x = 4,120,657,919.77/77,603.48
  6. Step 6: Final answer
    x = 53,098.88

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