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Finding the Fourth Proportional to 103,683.90, 155,525.85 and 51,195.90

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Solution

The fourth proportional to 103,683.90, 155,525.85 and 51,195.90 is: 76,793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,683.90 : 155,525.85 = 51,195.90 : x
  2. Step 2: Convert to fraction form
    103,683.90/155,525.85 = 51,195.90/x
  3. Step 3: Cross multiply
    103,683.90x = 155,525.85 × 51,195.90
  4. Step 4: Simplify right side
    103,683.90x = 7,962,285,864.02
  5. Step 5: Solve for x
    x = 7,962,285,864.02/103,683.90
  6. Step 6: Final answer
    x = 76,793.85

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