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Finding the Fourth Proportional to 185,642.31, 256,186.68 and 100,759.41

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Solution

The fourth proportional to 185,642.31, 256,186.68 and 100,759.41 is: 139,048.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,642.31 : 256,186.68 = 100,759.41 : x
  2. Step 2: Convert to fraction form
    185,642.31/256,186.68 = 100,759.41/x
  3. Step 3: Cross multiply
    185,642.31x = 256,186.68 × 100,759.41
  4. Step 4: Simplify right side
    185,642.31x = 25,813,218,726.66
  5. Step 5: Solve for x
    x = 25,813,218,726.66/185,642.31
  6. Step 6: Final answer
    x = 139,048.14

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