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Finding the Fourth Proportional to 185,643.94, 256,188.86 and 100,761.02

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Solution

The fourth proportional to 185,643.94, 256,188.86 and 100,761.02 is: 139,050.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,643.94 : 256,188.86 = 100,761.02 : x
  2. Step 2: Convert to fraction form
    185,643.94/256,188.86 = 100,761.02/x
  3. Step 3: Cross multiply
    185,643.94x = 256,188.86 × 100,761.02
  4. Step 4: Simplify right side
    185,643.94x = 25,813,850,846.24
  5. Step 5: Solve for x
    x = 25,813,850,846.24/185,643.94
  6. Step 6: Final answer
    x = 139,050.33

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