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Finding the Fourth Proportional to 79,871.42, 110,222.25 and 44,063.66

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Solution

The fourth proportional to 79,871.42, 110,222.25 and 44,063.66 is: 60,807.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,871.42 : 110,222.25 = 44,063.66 : x
  2. Step 2: Convert to fraction form
    79,871.42/110,222.25 = 44,063.66/x
  3. Step 3: Cross multiply
    79,871.42x = 110,222.25 × 44,063.66
  4. Step 4: Simplify right side
    79,871.42x = 4,856,795,748.44
  5. Step 5: Solve for x
    x = 4,856,795,748.44/79,871.42
  6. Step 6: Final answer
    x = 60,807.68

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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.