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Finding the Fourth Proportional to 79,963.12, 110,350.83 and 44,155.41

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Solution

The fourth proportional to 79,963.12, 110,350.83 and 44,155.41 is: 60,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,963.12 : 110,350.83 = 44,155.41 : x
  2. Step 2: Convert to fraction form
    79,963.12/110,350.83 = 44,155.41/x
  3. Step 3: Cross multiply
    79,963.12x = 110,350.83 × 44,155.41
  4. Step 4: Simplify right side
    79,963.12x = 4,872,586,142.49
  5. Step 5: Solve for x
    x = 4,872,586,142.49/79,963.12
  6. Step 6: Final answer
    x = 60,935.42

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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.