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Finding the Fourth Proportional to 103,695.01, 155,541.49 and 47,519.18

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Solution

The fourth proportional to 103,695.01, 155,541.49 and 47,519.18 is: 71,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,695.01 : 155,541.49 = 47,519.18 : x
  2. Step 2: Convert to fraction form
    103,695.01/155,541.49 = 47,519.18/x
  3. Step 3: Cross multiply
    103,695.01x = 155,541.49 × 47,519.18
  4. Step 4: Simplify right side
    103,695.01x = 7,391,204,060.78
  5. Step 5: Solve for x
    x = 7,391,204,060.78/103,695.01
  6. Step 6: Final answer
    x = 71,278.30

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