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Finding the Fourth Proportional to 80,100.56, 110,536.80 and 44,289.64

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Solution

The fourth proportional to 80,100.56, 110,536.80 and 44,289.64 is: 61,118.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,100.56 : 110,536.80 = 44,289.64 : x
  2. Step 2: Convert to fraction form
    80,100.56/110,536.80 = 44,289.64/x
  3. Step 3: Cross multiply
    80,100.56x = 110,536.80 × 44,289.64
  4. Step 4: Simplify right side
    80,100.56x = 4,895,635,078.75
  5. Step 5: Solve for x
    x = 4,895,635,078.75/80,100.56
  6. Step 6: Final answer
    x = 61,118.61

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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.