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Finding the Fourth Proportional to 80,406.44, 110,961.70 and 44,597.06

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Solution

The fourth proportional to 80,406.44, 110,961.70 and 44,597.06 is: 61,544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,406.44 : 110,961.70 = 44,597.06 : x
  2. Step 2: Convert to fraction form
    80,406.44/110,961.70 = 44,597.06/x
  3. Step 3: Cross multiply
    80,406.44x = 110,961.70 × 44,597.06
  4. Step 4: Simplify right side
    80,406.44x = 4,948,565,592.60
  5. Step 5: Solve for x
    x = 4,948,565,592.60/80,406.44
  6. Step 6: Final answer
    x = 61,544.39

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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.