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Finding the Fourth Proportional to 116,021.64, 160,052.92 and 75,716.76

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Solution

The fourth proportional to 116,021.64, 160,052.92 and 75,716.76 is: 104,451.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,021.64 : 160,052.92 = 75,716.76 : x
  2. Step 2: Convert to fraction form
    116,021.64/160,052.92 = 75,716.76/x
  3. Step 3: Cross multiply
    116,021.64x = 160,052.92 × 75,716.76
  4. Step 4: Simplify right side
    116,021.64x = 12,118,688,530.94
  5. Step 5: Solve for x
    x = 12,118,688,530.94/116,021.64
  6. Step 6: Final answer
    x = 104,451.97

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