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Finding the Fourth Proportional to 73,114.20, 100,897.86 and 39,580.20

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Solution

The fourth proportional to 73,114.20, 100,897.86 and 39,580.20 is: 54,620.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,114.20 : 100,897.86 = 39,580.20 : x
  2. Step 2: Convert to fraction form
    73,114.20/100,897.86 = 39,580.20/x
  3. Step 3: Cross multiply
    73,114.20x = 100,897.86 × 39,580.20
  4. Step 4: Simplify right side
    73,114.20x = 3,993,557,478.37
  5. Step 5: Solve for x
    x = 3,993,557,478.37/73,114.20
  6. Step 6: Final answer
    x = 54,620.82

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