Home / 198,155.53-297,232.25-48,396.61

Finding the Fourth Proportional to 198,155.53, 297,232.25 and 48,396.61

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Solution

The fourth proportional to 198,155.53, 297,232.25 and 48,396.61 is: 72,594.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,155.53 : 297,232.25 = 48,396.61 : x
  2. Step 2: Convert to fraction form
    198,155.53/297,232.25 = 48,396.61/x
  3. Step 3: Cross multiply
    198,155.53x = 297,232.25 × 48,396.61
  4. Step 4: Simplify right side
    198,155.53x = 14,385,032,012.53
  5. Step 5: Solve for x
    x = 14,385,032,012.53/198,155.53
  6. Step 6: Final answer
    x = 72,594.65

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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.