Home / 80,567.62-111,165.42-48,735.85

Finding the Fourth Proportional to 80,567.62, 111,165.42 and 48,735.85

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Solution

The fourth proportional to 80,567.62, 111,165.42 and 48,735.85 is: 67,244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,567.62 : 111,165.42 = 48,735.85 : x
  2. Step 2: Convert to fraction form
    80,567.62/111,165.42 = 48,735.85/x
  3. Step 3: Cross multiply
    80,567.62x = 111,165.42 × 48,735.85
  4. Step 4: Simplify right side
    80,567.62x = 5,417,741,234.31
  5. Step 5: Solve for x
    x = 5,417,741,234.31/80,567.62
  6. Step 6: Final answer
    x = 67,244.65

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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.