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Finding the Fourth Proportional to 75,451.05, 113,093.96 and 31,065.89

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Solution

The fourth proportional to 75,451.05, 113,093.96 and 31,065.89 is: 46,564.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,451.05 : 113,093.96 = 31,065.89 : x
  2. Step 2: Convert to fraction form
    75,451.05/113,093.96 = 31,065.89/x
  3. Step 3: Cross multiply
    75,451.05x = 113,093.96 × 31,065.89
  4. Step 4: Simplify right side
    75,451.05x = 3,513,363,800.23
  5. Step 5: Solve for x
    x = 3,513,363,800.23/75,451.05
  6. Step 6: Final answer
    x = 46,564.81

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