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Finding the Fourth Proportional to 79,912.63, 110,280.94 and 44,101.87

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Solution

The fourth proportional to 79,912.63, 110,280.94 and 44,101.87 is: 60,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,912.63 : 110,280.94 = 44,101.87 : x
  2. Step 2: Convert to fraction form
    79,912.63/110,280.94 = 44,101.87/x
  3. Step 3: Cross multiply
    79,912.63x = 110,280.94 × 44,101.87
  4. Step 4: Simplify right side
    79,912.63x = 4,863,595,541.47
  5. Step 5: Solve for x
    x = 4,863,595,541.47/79,912.63
  6. Step 6: Final answer
    x = 60,861.42

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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.