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Finding the Fourth Proportional to 76,078.74, 104,685.97 and 73,767.51

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Solution

The fourth proportional to 76,078.74, 104,685.97 and 73,767.51 is: 101,505.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,078.74 : 104,685.97 = 73,767.51 : x
  2. Step 2: Convert to fraction form
    76,078.74/104,685.97 = 73,767.51/x
  3. Step 3: Cross multiply
    76,078.74x = 104,685.97 × 73,767.51
  4. Step 4: Simplify right side
    76,078.74x = 7,722,423,292.73
  5. Step 5: Solve for x
    x = 7,722,423,292.73/76,078.74
  6. Step 6: Final answer
    x = 101,505.66

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