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Finding the Fourth Proportional to 88,864.40, 133,037.40 and 79,533.20

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Solution

The fourth proportional to 88,864.40, 133,037.40 and 79,533.20 is: 119,067.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,864.40 : 133,037.40 = 79,533.20 : x
  2. Step 2: Convert to fraction form
    88,864.40/133,037.40 = 79,533.20/x
  3. Step 3: Cross multiply
    88,864.40x = 133,037.40 × 79,533.20
  4. Step 4: Simplify right side
    88,864.40x = 10,580,890,141.68
  5. Step 5: Solve for x
    x = 10,580,890,141.68/88,864.40
  6. Step 6: Final answer
    x = 119,067.82

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