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Finding the Fourth Proportional to 80,295.32, 110,804.36 and 44,485.88

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Solution

The fourth proportional to 80,295.32, 110,804.36 and 44,485.88 is: 61,388.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,295.32 : 110,804.36 = 44,485.88 : x
  2. Step 2: Convert to fraction form
    80,295.32/110,804.36 = 44,485.88/x
  3. Step 3: Cross multiply
    80,295.32x = 110,804.36 × 44,485.88
  4. Step 4: Simplify right side
    80,295.32x = 4,929,229,462.44
  5. Step 5: Solve for x
    x = 4,929,229,462.44/80,295.32
  6. Step 6: Final answer
    x = 61,388.75

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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.