Home / 80,135.22-110,677.36-54,597.26

Finding the Fourth Proportional to 80,135.22, 110,677.36 and 54,597.26

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Solution

The fourth proportional to 80,135.22, 110,677.36 and 54,597.26 is: 75,406.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,135.22 : 110,677.36 = 54,597.26 : x
  2. Step 2: Convert to fraction form
    80,135.22/110,677.36 = 54,597.26/x
  3. Step 3: Cross multiply
    80,135.22x = 110,677.36 × 54,597.26
  4. Step 4: Simplify right side
    80,135.22x = 6,042,680,600.03
  5. Step 5: Solve for x
    x = 6,042,680,600.03/80,135.22
  6. Step 6: Final answer
    x = 75,406.05

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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.