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Finding the Fourth Proportional to 201,773.70, 278,456.94 and 115,758.18

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Solution

The fourth proportional to 201,773.70, 278,456.94 and 115,758.18 is: 159,751.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,773.70 : 278,456.94 = 115,758.18 : x
  2. Step 2: Convert to fraction form
    201,773.70/278,456.94 = 115,758.18/x
  3. Step 3: Cross multiply
    201,773.70x = 278,456.94 × 115,758.18
  4. Step 4: Simplify right side
    201,773.70x = 32,233,668,582.77
  5. Step 5: Solve for x
    x = 32,233,668,582.77/201,773.70
  6. Step 6: Final answer
    x = 159,751.59

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