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Finding the Fourth Proportional to 103,684.80, 155,549.16 and 58,727.28

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Solution

The fourth proportional to 103,684.80, 155,549.16 and 58,727.28 is: 88,103.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,684.80 : 155,549.16 = 58,727.28 : x
  2. Step 2: Convert to fraction form
    103,684.80/155,549.16 = 58,727.28/x
  3. Step 3: Cross multiply
    103,684.80x = 155,549.16 × 58,727.28
  4. Step 4: Simplify right side
    103,684.80x = 9,134,979,073.08
  5. Step 5: Solve for x
    x = 9,134,979,073.08/103,684.80
  6. Step 6: Final answer
    x = 88,103.36

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