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Finding the Fourth Proportional to 79,930.27, 110,303.79 and 44,120.29

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Solution

The fourth proportional to 79,930.27, 110,303.79 and 44,120.29 is: 60,886.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,930.27 : 110,303.79 = 44,120.29 : x
  2. Step 2: Convert to fraction form
    79,930.27/110,303.79 = 44,120.29/x
  3. Step 3: Cross multiply
    79,930.27x = 110,303.79 × 44,120.29
  4. Step 4: Simplify right side
    79,930.27x = 4,866,635,202.90
  5. Step 5: Solve for x
    x = 4,866,635,202.90/79,930.27
  6. Step 6: Final answer
    x = 60,886.01

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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.