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Finding the Fourth Proportional to 116,505.27, 161,063.91 and 115,439.57

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Solution

The fourth proportional to 116,505.27, 161,063.91 and 115,439.57 is: 159,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,505.27 : 161,063.91 = 115,439.57 : x
  2. Step 2: Convert to fraction form
    116,505.27/161,063.91 = 115,439.57/x
  3. Step 3: Cross multiply
    116,505.27x = 161,063.91 × 115,439.57
  4. Step 4: Simplify right side
    116,505.27x = 18,593,147,707.60
  5. Step 5: Solve for x
    x = 18,593,147,707.60/116,505.27
  6. Step 6: Final answer
    x = 159,590.62

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