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Finding the Fourth Proportional to 79,811.13, 110,140.11 and 44,002.41

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Solution

The fourth proportional to 79,811.13, 110,140.11 and 44,002.41 is: 60,723.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,811.13 : 110,140.11 = 44,002.41 : x
  2. Step 2: Convert to fraction form
    79,811.13/110,140.11 = 44,002.41/x
  3. Step 3: Cross multiply
    79,811.13x = 110,140.11 × 44,002.41
  4. Step 4: Simplify right side
    79,811.13x = 4,846,430,277.67
  5. Step 5: Solve for x
    x = 4,846,430,277.67/79,811.13
  6. Step 6: Final answer
    x = 60,723.74

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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.