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Finding the Fourth Proportional to 223,840.82, 308,899.76 and 123,238.82

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Solution

The fourth proportional to 223,840.82, 308,899.76 and 123,238.82 is: 170,069.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,840.82 : 308,899.76 = 123,238.82 : x
  2. Step 2: Convert to fraction form
    223,840.82/308,899.76 = 123,238.82/x
  3. Step 3: Cross multiply
    223,840.82x = 308,899.76 × 123,238.82
  4. Step 4: Simplify right side
    223,840.82x = 38,068,441,920.68
  5. Step 5: Solve for x
    x = 38,068,441,920.68/223,840.82
  6. Step 6: Final answer
    x = 170,069.26

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