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Finding the Fourth Proportional to 123,885.99, 185,828.99 and 53,763.75

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Solution

The fourth proportional to 123,885.99, 185,828.99 and 53,763.75 is: 80,645.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,885.99 : 185,828.99 = 53,763.75 : x
  2. Step 2: Convert to fraction form
    123,885.99/185,828.99 = 53,763.75/x
  3. Step 3: Cross multiply
    123,885.99x = 185,828.99 × 53,763.75
  4. Step 4: Simplify right side
    123,885.99x = 9,990,863,092.29
  5. Step 5: Solve for x
    x = 9,990,863,092.29/123,885.99
  6. Step 6: Final answer
    x = 80,645.63

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