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Finding the Fourth Proportional to 109,979.88, 151,772.64 and 59,678.88

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Solution

The fourth proportional to 109,979.88, 151,772.64 and 59,678.88 is: 82,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,979.88 : 151,772.64 = 59,678.88 : x
  2. Step 2: Convert to fraction form
    109,979.88/151,772.64 = 59,678.88/x
  3. Step 3: Cross multiply
    109,979.88x = 151,772.64 × 59,678.88
  4. Step 4: Simplify right side
    109,979.88x = 9,057,620,112.59
  5. Step 5: Solve for x
    x = 9,057,620,112.59/109,979.88
  6. Step 6: Final answer
    x = 82,357.07

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