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Finding the Fourth Proportional to 185,237.99, 255,628.68 and 100,355.05

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Solution

The fourth proportional to 185,237.99, 255,628.68 and 100,355.05 is: 138,490.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,237.99 : 255,628.68 = 100,355.05 : x
  2. Step 2: Convert to fraction form
    185,237.99/255,628.68 = 100,355.05/x
  3. Step 3: Cross multiply
    185,237.99x = 255,628.68 × 100,355.05
  4. Step 4: Simplify right side
    185,237.99x = 25,653,628,906.04
  5. Step 5: Solve for x
    x = 25,653,628,906.04/185,237.99
  6. Step 6: Final answer
    x = 138,490.11

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