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Finding the Fourth Proportional to 104,561.88, 144,296.67 and 56,816.02

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Solution

The fourth proportional to 104,561.88, 144,296.67 and 56,816.02 is: 78,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,561.88 : 144,296.67 = 56,816.02 : x
  2. Step 2: Convert to fraction form
    104,561.88/144,296.67 = 56,816.02/x
  3. Step 3: Cross multiply
    104,561.88x = 144,296.67 × 56,816.02
  4. Step 4: Simplify right side
    104,561.88x = 8,198,362,488.65
  5. Step 5: Solve for x
    x = 8,198,362,488.65/104,561.88
  6. Step 6: Final answer
    x = 78,406.80

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