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Finding the Fourth Proportional to 125,396.20, 173,045.40 and 68,807.56

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Solution

The fourth proportional to 125,396.20, 173,045.40 and 68,807.56 is: 94,953.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,396.20 : 173,045.40 = 68,807.56 : x
  2. Step 2: Convert to fraction form
    125,396.20/173,045.40 = 68,807.56/x
  3. Step 3: Cross multiply
    125,396.20x = 173,045.40 × 68,807.56
  4. Step 4: Simplify right side
    125,396.20x = 11,906,831,743.22
  5. Step 5: Solve for x
    x = 11,906,831,743.22/125,396.20
  6. Step 6: Final answer
    x = 94,953.69

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