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Finding the Fourth Proportional to 281,900.84, 422,913.44 and 82,236.84

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Solution

The fourth proportional to 281,900.84, 422,913.44 and 82,236.84 is: 123,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,900.84 : 422,913.44 = 82,236.84 : x
  2. Step 2: Convert to fraction form
    281,900.84/422,913.44 = 82,236.84/x
  3. Step 3: Cross multiply
    281,900.84x = 422,913.44 × 82,236.84
  4. Step 4: Simplify right side
    281,900.84x = 34,779,064,899.13
  5. Step 5: Solve for x
    x = 34,779,064,899.13/281,900.84
  6. Step 6: Final answer
    x = 123,373.40

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