Home / 198,018.26-297,052.28-96,819.69

Finding the Fourth Proportional to 198,018.26, 297,052.28 and 96,819.69

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Solution

The fourth proportional to 198,018.26, 297,052.28 and 96,819.69 is: 145,241.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,018.26 : 297,052.28 = 96,819.69 : x
  2. Step 2: Convert to fraction form
    198,018.26/297,052.28 = 96,819.69/x
  3. Step 3: Cross multiply
    198,018.26x = 297,052.28 × 96,819.69
  4. Step 4: Simplify right side
    198,018.26x = 28,760,509,905.44
  5. Step 5: Solve for x
    x = 28,760,509,905.44/198,018.26
  6. Step 6: Final answer
    x = 145,241.71

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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.