Home / 198,235.43-297,411.47-79,845.83

Finding the Fourth Proportional to 198,235.43, 297,411.47 and 79,845.83

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Solution

The fourth proportional to 198,235.43, 297,411.47 and 79,845.83 is: 119,792.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,235.43 : 297,411.47 = 79,845.83 : x
  2. Step 2: Convert to fraction form
    198,235.43/297,411.47 = 79,845.83/x
  3. Step 3: Cross multiply
    198,235.43x = 297,411.47 × 79,845.83
  4. Step 4: Simplify right side
    198,235.43x = 23,747,065,274.44
  5. Step 5: Solve for x
    x = 23,747,065,274.44/198,235.43
  6. Step 6: Final answer
    x = 119,792.24

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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.