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Finding the Fourth Proportional to 151,356.45, 208,873.64 and 83,372.03

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Solution

The fourth proportional to 151,356.45, 208,873.64 and 83,372.03 is: 115,054.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,356.45 : 208,873.64 = 83,372.03 : x
  2. Step 2: Convert to fraction form
    151,356.45/208,873.64 = 83,372.03/x
  3. Step 3: Cross multiply
    151,356.45x = 208,873.64 × 83,372.03
  4. Step 4: Simplify right side
    151,356.45x = 17,414,220,033.57
  5. Step 5: Solve for x
    x = 17,414,220,033.57/151,356.45
  6. Step 6: Final answer
    x = 115,054.37

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