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Finding the Fourth Proportional to 79,920.56, 110,282.52 and 44,108.26

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Solution

The fourth proportional to 79,920.56, 110,282.52 and 44,108.26 is: 60,865.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,920.56 : 110,282.52 = 44,108.26 : x
  2. Step 2: Convert to fraction form
    79,920.56/110,282.52 = 44,108.26/x
  3. Step 3: Cross multiply
    79,920.56x = 110,282.52 × 44,108.26
  4. Step 4: Simplify right side
    79,920.56x = 4,864,369,789.91
  5. Step 5: Solve for x
    x = 4,864,369,789.91/79,920.56
  6. Step 6: Final answer
    x = 60,865.06

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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.