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Finding the Fourth Proportional to 185,640.68, 256,184.52 and 100,758.08

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Solution

The fourth proportional to 185,640.68, 256,184.52 and 100,758.08 is: 139,046.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,640.68 : 256,184.52 = 100,758.08 : x
  2. Step 2: Convert to fraction form
    185,640.68/256,184.52 = 100,758.08/x
  3. Step 3: Cross multiply
    185,640.68x = 256,184.52 × 100,758.08
  4. Step 4: Simplify right side
    185,640.68x = 25,812,660,623.54
  5. Step 5: Solve for x
    x = 25,812,660,623.54/185,640.68
  6. Step 6: Final answer
    x = 139,046.36

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