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Finding the Fourth Proportional to 100,396.09, 149,773.97 and 93,237.31

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Solution

The fourth proportional to 100,396.09, 149,773.97 and 93,237.31 is: 139,094.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,396.09 : 149,773.97 = 93,237.31 : x
  2. Step 2: Convert to fraction form
    100,396.09/149,773.97 = 93,237.31/x
  3. Step 3: Cross multiply
    100,396.09x = 149,773.97 × 93,237.31
  4. Step 4: Simplify right side
    100,396.09x = 13,964,521,604.63
  5. Step 5: Solve for x
    x = 13,964,521,604.63/100,396.09
  6. Step 6: Final answer
    x = 139,094.28

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