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Finding the Fourth Proportional to 82,309.61, 123,461.66 and 34,894.19

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Solution

The fourth proportional to 82,309.61, 123,461.66 and 34,894.19 is: 52,340.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,309.61 : 123,461.66 = 34,894.19 : x
  2. Step 2: Convert to fraction form
    82,309.61/123,461.66 = 34,894.19/x
  3. Step 3: Cross multiply
    82,309.61x = 123,461.66 × 34,894.19
  4. Step 4: Simplify right side
    82,309.61x = 4,308,094,772.30
  5. Step 5: Solve for x
    x = 4,308,094,772.30/82,309.61
  6. Step 6: Final answer
    x = 52,340.12

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