Home / 198,249.14-297,371.10-48,490.70

Finding the Fourth Proportional to 198,249.14, 297,371.10 and 48,490.70

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Solution

The fourth proportional to 198,249.14, 297,371.10 and 48,490.70 is: 72,735.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,249.14 : 297,371.10 = 48,490.70 : x
  2. Step 2: Convert to fraction form
    198,249.14/297,371.10 = 48,490.70/x
  3. Step 3: Cross multiply
    198,249.14x = 297,371.10 × 48,490.70
  4. Step 4: Simplify right side
    198,249.14x = 14,419,732,798.77
  5. Step 5: Solve for x
    x = 14,419,732,798.77/198,249.14
  6. Step 6: Final answer
    x = 72,735.41

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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.