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Finding the Fourth Proportional to 107,590.41, 161,385.62 and 28,704.92

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Solution

The fourth proportional to 107,590.41, 161,385.62 and 28,704.92 is: 43,057.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,590.41 : 161,385.62 = 28,704.92 : x
  2. Step 2: Convert to fraction form
    107,590.41/161,385.62 = 28,704.92/x
  3. Step 3: Cross multiply
    107,590.41x = 161,385.62 × 28,704.92
  4. Step 4: Simplify right side
    107,590.41x = 4,632,560,360.80
  5. Step 5: Solve for x
    x = 4,632,560,360.80/107,590.41
  6. Step 6: Final answer
    x = 43,057.37

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