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Finding the Fourth Proportional to 75,843.33, 113,783.31 and 28,458.81

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Solution

The fourth proportional to 75,843.33, 113,783.31 and 28,458.81 is: 42,695.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,843.33 : 113,783.31 = 28,458.81 : x
  2. Step 2: Convert to fraction form
    75,843.33/113,783.31 = 28,458.81/x
  3. Step 3: Cross multiply
    75,843.33x = 113,783.31 × 28,458.81
  4. Step 4: Simplify right side
    75,843.33x = 3,238,137,600.46
  5. Step 5: Solve for x
    x = 3,238,137,600.46/75,843.33
  6. Step 6: Final answer
    x = 42,695.09

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