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Finding the Fourth Proportional to 248,234.16, 372,584.48 and 129,990.36

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Solution

The fourth proportional to 248,234.16, 372,584.48 and 129,990.36 is: 195,107.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,234.16 : 372,584.48 = 129,990.36 : x
  2. Step 2: Convert to fraction form
    248,234.16/372,584.48 = 129,990.36/x
  3. Step 3: Cross multiply
    248,234.16x = 372,584.48 × 129,990.36
  4. Step 4: Simplify right side
    248,234.16x = 48,432,390,035.66
  5. Step 5: Solve for x
    x = 48,432,390,035.66/248,234.16
  6. Step 6: Final answer
    x = 195,107.68

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