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Finding the Fourth Proportional to 82,194.84, 123,321.87 and 28,901.52

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Solution

The fourth proportional to 82,194.84, 123,321.87 and 28,901.52 is: 43,362.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,194.84 : 123,321.87 = 28,901.52 : x
  2. Step 2: Convert to fraction form
    82,194.84/123,321.87 = 28,901.52/x
  3. Step 3: Cross multiply
    82,194.84x = 123,321.87 × 28,901.52
  4. Step 4: Simplify right side
    82,194.84x = 3,564,189,492.24
  5. Step 5: Solve for x
    x = 3,564,189,492.24/82,194.84
  6. Step 6: Final answer
    x = 43,362.69

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