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Finding the Fourth Proportional to 80,090.55, 110,523.02 and 44,279.64

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Solution

The fourth proportional to 80,090.55, 110,523.02 and 44,279.64 is: 61,104.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,090.55 : 110,523.02 = 44,279.64 : x
  2. Step 2: Convert to fraction form
    80,090.55/110,523.02 = 44,279.64/x
  3. Step 3: Cross multiply
    80,090.55x = 110,523.02 × 44,279.64
  4. Step 4: Simplify right side
    80,090.55x = 4,893,919,315.91
  5. Step 5: Solve for x
    x = 4,893,919,315.91/80,090.55
  6. Step 6: Final answer
    x = 61,104.83

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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.