Home / 198,898.43-297,872.75-114,481.14

Finding the Fourth Proportional to 198,898.43, 297,872.75 and 114,481.14

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Solution

The fourth proportional to 198,898.43, 297,872.75 and 114,481.14 is: 171,448.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,898.43 : 297,872.75 = 114,481.14 : x
  2. Step 2: Convert to fraction form
    198,898.43/297,872.75 = 114,481.14/x
  3. Step 3: Cross multiply
    198,898.43x = 297,872.75 × 114,481.14
  4. Step 4: Simplify right side
    198,898.43x = 34,100,811,422.53
  5. Step 5: Solve for x
    x = 34,100,811,422.53/198,898.43
  6. Step 6: Final answer
    x = 171,448.37

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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.