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Finding the Fourth Proportional to 79,838.10, 110,174.46 and 44,027.52

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Solution

The fourth proportional to 79,838.10, 110,174.46 and 44,027.52 is: 60,756.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,838.10 : 110,174.46 = 44,027.52 : x
  2. Step 2: Convert to fraction form
    79,838.10/110,174.46 = 44,027.52/x
  3. Step 3: Cross multiply
    79,838.10x = 110,174.46 × 44,027.52
  4. Step 4: Simplify right side
    79,838.10x = 4,850,708,241.14
  5. Step 5: Solve for x
    x = 4,850,708,241.14/79,838.10
  6. Step 6: Final answer
    x = 60,756.81

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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.