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Finding the Fourth Proportional to 80,245.34, 110,737.20 and 44,434.58

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Solution

The fourth proportional to 80,245.34, 110,737.20 and 44,434.58 is: 61,318.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,245.34 : 110,737.20 = 44,434.58 : x
  2. Step 2: Convert to fraction form
    80,245.34/110,737.20 = 44,434.58/x
  3. Step 3: Cross multiply
    80,245.34x = 110,737.20 × 44,434.58
  4. Step 4: Simplify right side
    80,245.34x = 4,920,560,833.95
  5. Step 5: Solve for x
    x = 4,920,560,833.95/80,245.34
  6. Step 6: Final answer
    x = 61,318.96

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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.