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Finding the Fourth Proportional to 200,746.80, 301,120.20 and 82,357.20

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Solution

The fourth proportional to 200,746.80, 301,120.20 and 82,357.20 is: 123,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,746.80 : 301,120.20 = 82,357.20 : x
  2. Step 2: Convert to fraction form
    200,746.80/301,120.20 = 82,357.20/x
  3. Step 3: Cross multiply
    200,746.80x = 301,120.20 × 82,357.20
  4. Step 4: Simplify right side
    200,746.80x = 24,799,416,535.44
  5. Step 5: Solve for x
    x = 24,799,416,535.44/200,746.80
  6. Step 6: Final answer
    x = 123,535.80

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