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Finding the Fourth Proportional to 80,294.68, 110,798.58 and 44,478

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Solution

The fourth proportional to 80,294.68, 110,798.58 and 44,478 is: 61,375.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,294.68 : 110,798.58 = 44,478 : x
  2. Step 2: Convert to fraction form
    80,294.68/110,798.58 = 44,478/x
  3. Step 3: Cross multiply
    80,294.68x = 110,798.58 × 44,478
  4. Step 4: Simplify right side
    80,294.68x = 4,928,099,241.24
  5. Step 5: Solve for x
    x = 4,928,099,241.24/80,294.68
  6. Step 6: Final answer
    x = 61,375.17

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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.