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Finding the Fourth Proportional to 80,155.12, 110,616.12 and 48,326.06

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Solution

The fourth proportional to 80,155.12, 110,616.12 and 48,326.06 is: 66,691.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,155.12 : 110,616.12 = 48,326.06 : x
  2. Step 2: Convert to fraction form
    80,155.12/110,616.12 = 48,326.06/x
  3. Step 3: Cross multiply
    80,155.12x = 110,616.12 × 48,326.06
  4. Step 4: Simplify right side
    80,155.12x = 5,345,642,038.70
  5. Step 5: Solve for x
    x = 5,345,642,038.70/80,155.12
  6. Step 6: Final answer
    x = 66,691.21

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