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Finding the Fourth Proportional to 79,880.85, 110,235.93 and 44,071.91

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Solution

The fourth proportional to 79,880.85, 110,235.93 and 44,071.91 is: 60,819.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,880.85 : 110,235.93 = 44,071.91 : x
  2. Step 2: Convert to fraction form
    79,880.85/110,235.93 = 44,071.91/x
  3. Step 3: Cross multiply
    79,880.85x = 110,235.93 × 44,071.91
  4. Step 4: Simplify right side
    79,880.85x = 4,858,307,682.66
  5. Step 5: Solve for x
    x = 4,858,307,682.66/79,880.85
  6. Step 6: Final answer
    x = 60,819.43

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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.