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Finding the Fourth Proportional to 80,658.92, 111,311.88 and 44,850.44

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Solution

The fourth proportional to 80,658.92, 111,311.88 and 44,850.44 is: 61,895.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,658.92 : 111,311.88 = 44,850.44 : x
  2. Step 2: Convert to fraction form
    80,658.92/111,311.88 = 44,850.44/x
  3. Step 3: Cross multiply
    80,658.92x = 111,311.88 × 44,850.44
  4. Step 4: Simplify right side
    80,658.92x = 4,992,386,795.23
  5. Step 5: Solve for x
    x = 4,992,386,795.23/80,658.92
  6. Step 6: Final answer
    x = 61,895.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.