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Finding the Fourth Proportional to 82,812.16, 124,269.12 and 32,883.52

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Solution

The fourth proportional to 82,812.16, 124,269.12 and 32,883.52 is: 49,345.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,812.16 : 124,269.12 = 32,883.52 : x
  2. Step 2: Convert to fraction form
    82,812.16/124,269.12 = 32,883.52/x
  3. Step 3: Cross multiply
    82,812.16x = 124,269.12 × 32,883.52
  4. Step 4: Simplify right side
    82,812.16x = 4,086,406,092.90
  5. Step 5: Solve for x
    x = 4,086,406,092.90/82,812.16
  6. Step 6: Final answer
    x = 49,345.48

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