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Finding the Fourth Proportional to 80,241.96, 110,733.86 and 44,431.94

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Solution

The fourth proportional to 80,241.96, 110,733.86 and 44,431.94 is: 61,316.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,241.96 : 110,733.86 = 44,431.94 : x
  2. Step 2: Convert to fraction form
    80,241.96/110,733.86 = 44,431.94/x
  3. Step 3: Cross multiply
    80,241.96x = 110,733.86 × 44,431.94
  4. Step 4: Simplify right side
    80,241.96x = 4,920,120,223.49
  5. Step 5: Solve for x
    x = 4,920,120,223.49/80,241.96
  6. Step 6: Final answer
    x = 61,316.05

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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.