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Finding the Fourth Proportional to 79,911.52, 110,284.64 and 44,104.96

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Solution

The fourth proportional to 79,911.52, 110,284.64 and 44,104.96 is: 60,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,911.52 : 110,284.64 = 44,104.96 : x
  2. Step 2: Convert to fraction form
    79,911.52/110,284.64 = 44,104.96/x
  3. Step 3: Cross multiply
    79,911.52x = 110,284.64 × 44,104.96
  4. Step 4: Simplify right side
    79,911.52x = 4,864,099,635.81
  5. Step 5: Solve for x
    x = 4,864,099,635.81/79,911.52
  6. Step 6: Final answer
    x = 60,868.57

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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.