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Finding the Fourth Proportional to 248,752.40, 373,128.60 and 82,540.40

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Solution

The fourth proportional to 248,752.40, 373,128.60 and 82,540.40 is: 123,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,752.40 : 373,128.60 = 82,540.40 : x
  2. Step 2: Convert to fraction form
    248,752.40/373,128.60 = 82,540.40/x
  3. Step 3: Cross multiply
    248,752.40x = 373,128.60 × 82,540.40
  4. Step 4: Simplify right side
    248,752.40x = 30,798,183,895.44
  5. Step 5: Solve for x
    x = 30,798,183,895.44/248,752.40
  6. Step 6: Final answer
    x = 123,810.60

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