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Finding the Fourth Proportional to 131,122.80, 180,947.52 and 73,757.79

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Solution

The fourth proportional to 131,122.80, 180,947.52 and 73,757.79 is: 101,784.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,122.80 : 180,947.52 = 73,757.79 : x
  2. Step 2: Convert to fraction form
    131,122.80/180,947.52 = 73,757.79/x
  3. Step 3: Cross multiply
    131,122.80x = 180,947.52 × 73,757.79
  4. Step 4: Simplify right side
    131,122.80x = 13,346,289,181.18
  5. Step 5: Solve for x
    x = 13,346,289,181.18/131,122.80
  6. Step 6: Final answer
    x = 101,784.66

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