Home / 80,682.28-111,342.97-44,872.30

Finding the Fourth Proportional to 80,682.28, 111,342.97 and 44,872.30

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Solution

The fourth proportional to 80,682.28, 111,342.97 and 44,872.30 is: 61,924.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,682.28 : 111,342.97 = 44,872.30 : x
  2. Step 2: Convert to fraction form
    80,682.28/111,342.97 = 44,872.30/x
  3. Step 3: Cross multiply
    80,682.28x = 111,342.97 × 44,872.30
  4. Step 4: Simplify right side
    80,682.28x = 4,996,215,152.73
  5. Step 5: Solve for x
    x = 4,996,215,152.73/80,682.28
  6. Step 6: Final answer
    x = 61,924.57

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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.