Home / 198,787.26-298,214.39-92,127.96

Finding the Fourth Proportional to 198,787.26, 298,214.39 and 92,127.96

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Solution

The fourth proportional to 198,787.26, 298,214.39 and 92,127.96 is: 138,207.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,787.26 : 298,214.39 = 92,127.96 : x
  2. Step 2: Convert to fraction form
    198,787.26/298,214.39 = 92,127.96/x
  3. Step 3: Cross multiply
    198,787.26x = 298,214.39 × 92,127.96
  4. Step 4: Simplify right side
    198,787.26x = 27,473,882,932.70
  5. Step 5: Solve for x
    x = 27,473,882,932.70/198,787.26
  6. Step 6: Final answer
    x = 138,207.46

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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.