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Finding the Fourth Proportional to 80,244.48, 110,737.32 and 44,434.49

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Solution

The fourth proportional to 80,244.48, 110,737.32 and 44,434.49 is: 61,319.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,244.48 : 110,737.32 = 44,434.49 : x
  2. Step 2: Convert to fraction form
    80,244.48/110,737.32 = 44,434.49/x
  3. Step 3: Cross multiply
    80,244.48x = 110,737.32 × 44,434.49
  4. Step 4: Simplify right side
    80,244.48x = 4,920,556,503.92
  5. Step 5: Solve for x
    x = 4,920,556,503.92/80,244.48
  6. Step 6: Final answer
    x = 61,319.56

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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.