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Finding the Fourth Proportional to 185,643.06, 256,187.66 and 100,760.15

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Solution

The fourth proportional to 185,643.06, 256,187.66 and 100,760.15 is: 139,049.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,643.06 : 256,187.66 = 100,760.15 : x
  2. Step 2: Convert to fraction form
    185,643.06/256,187.66 = 100,760.15/x
  3. Step 3: Cross multiply
    185,643.06x = 256,187.66 × 100,760.15
  4. Step 4: Simplify right side
    185,643.06x = 25,813,505,265.01
  5. Step 5: Solve for x
    x = 25,813,505,265.01/185,643.06
  6. Step 6: Final answer
    x = 139,049.13

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