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Finding the Fourth Proportional to 125,406.14, 173,062.59 and 68,822.78

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Solution

The fourth proportional to 125,406.14, 173,062.59 and 68,822.78 is: 94,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,406.14 : 173,062.59 = 68,822.78 : x
  2. Step 2: Convert to fraction form
    125,406.14/173,062.59 = 68,822.78/x
  3. Step 3: Cross multiply
    125,406.14x = 173,062.59 × 68,822.78
  4. Step 4: Simplify right side
    125,406.14x = 11,910,648,557.80
  5. Step 5: Solve for x
    x = 11,910,648,557.80/125,406.14
  6. Step 6: Final answer
    x = 94,976.60

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