Home / 90,640.37-135,963.24-43,260.46

Finding the Fourth Proportional to 90,640.37, 135,963.24 and 43,260.46

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Solution

The fourth proportional to 90,640.37, 135,963.24 and 43,260.46 is: 64,891.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,640.37 : 135,963.24 = 43,260.46 : x
  2. Step 2: Convert to fraction form
    90,640.37/135,963.24 = 43,260.46/x
  3. Step 3: Cross multiply
    90,640.37x = 135,963.24 × 43,260.46
  4. Step 4: Simplify right side
    90,640.37x = 5,881,831,965.58
  5. Step 5: Solve for x
    x = 5,881,831,965.58/90,640.37
  6. Step 6: Final answer
    x = 64,891.97

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