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Finding the Fourth Proportional to 80,514.80, 111,110.64 and 44,704.88

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Solution

The fourth proportional to 80,514.80, 111,110.64 and 44,704.88 is: 61,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,514.80 : 111,110.64 = 44,704.88 : x
  2. Step 2: Convert to fraction form
    80,514.80/111,110.64 = 44,704.88/x
  3. Step 3: Cross multiply
    80,514.80x = 111,110.64 × 44,704.88
  4. Step 4: Simplify right side
    80,514.80x = 4,967,187,827.92
  5. Step 5: Solve for x
    x = 4,967,187,827.92/80,514.80
  6. Step 6: Final answer
    x = 61,692.85

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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.