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Finding the Fourth Proportional to 73,157.86, 100,957.21 and 39,623.86

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Solution

The fourth proportional to 73,157.86, 100,957.21 and 39,623.86 is: 54,680.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,157.86 : 100,957.21 = 39,623.86 : x
  2. Step 2: Convert to fraction form
    73,157.86/100,957.21 = 39,623.86/x
  3. Step 3: Cross multiply
    73,157.86x = 100,957.21 × 39,623.86
  4. Step 4: Simplify right side
    73,157.86x = 4,000,314,355.03
  5. Step 5: Solve for x
    x = 4,000,314,355.03/73,157.86
  6. Step 6: Final answer
    x = 54,680.58

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