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Finding the Fourth Proportional to 281,797.00, 422,694.48 and 68,562.45

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Solution

The fourth proportional to 281,797.00, 422,694.48 and 68,562.45 is: 102,843.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,797.00 : 422,694.48 = 68,562.45 : x
  2. Step 2: Convert to fraction form
    281,797.00/422,694.48 = 68,562.45/x
  3. Step 3: Cross multiply
    281,797.00x = 422,694.48 × 68,562.45
  4. Step 4: Simplify right side
    281,797.00x = 28,980,968,828.89
  5. Step 5: Solve for x
    x = 28,980,968,828.89/281,797.00
  6. Step 6: Final answer
    x = 102,843.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.