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Finding the Fourth Proportional to 82,621.57, 123,980.28 and 35,234.14

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Solution

The fourth proportional to 82,621.57, 123,980.28 and 35,234.14 is: 52,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,621.57 : 123,980.28 = 35,234.14 : x
  2. Step 2: Convert to fraction form
    82,621.57/123,980.28 = 35,234.14/x
  3. Step 3: Cross multiply
    82,621.57x = 123,980.28 × 35,234.14
  4. Step 4: Simplify right side
    82,621.57x = 4,368,338,542.76
  5. Step 5: Solve for x
    x = 4,368,338,542.76/82,621.57
  6. Step 6: Final answer
    x = 52,871.65

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