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Finding the Fourth Proportional to 79,928.97, 110,301.98 and 44,118.98

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Solution

The fourth proportional to 79,928.97, 110,301.98 and 44,118.98 is: 60,884.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,928.97 : 110,301.98 = 44,118.98 : x
  2. Step 2: Convert to fraction form
    79,928.97/110,301.98 = 44,118.98/x
  3. Step 3: Cross multiply
    79,928.97x = 110,301.98 × 44,118.98
  4. Step 4: Simplify right side
    79,928.97x = 4,866,410,849.58
  5. Step 5: Solve for x
    x = 4,866,410,849.58/79,928.97
  6. Step 6: Final answer
    x = 60,884.19

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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.