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Finding the Fourth Proportional to 77,137.13, 106,447.83 and 43,603.13

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Solution

The fourth proportional to 77,137.13, 106,447.83 and 43,603.13 is: 60,171.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,137.13 : 106,447.83 = 43,603.13 : x
  2. Step 2: Convert to fraction form
    77,137.13/106,447.83 = 43,603.13/x
  3. Step 3: Cross multiply
    77,137.13x = 106,447.83 × 43,603.13
  4. Step 4: Simplify right side
    77,137.13x = 4,641,458,569.71
  5. Step 5: Solve for x
    x = 4,641,458,569.71/77,137.13
  6. Step 6: Final answer
    x = 60,171.52

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