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Finding the Fourth Proportional to 78,963.15, 118,450.94 and 26,372.82

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Solution

The fourth proportional to 78,963.15, 118,450.94 and 26,372.82 is: 39,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,963.15 : 118,450.94 = 26,372.82 : x
  2. Step 2: Convert to fraction form
    78,963.15/118,450.94 = 26,372.82/x
  3. Step 3: Cross multiply
    78,963.15x = 118,450.94 × 26,372.82
  4. Step 4: Simplify right side
    78,963.15x = 3,123,885,187.59
  5. Step 5: Solve for x
    x = 3,123,885,187.59/78,963.15
  6. Step 6: Final answer
    x = 39,561.30

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