Home / 80,094.15-120,144.06-27,503.28

Finding the Fourth Proportional to 80,094.15, 120,144.06 and 27,503.28

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Solution

The fourth proportional to 80,094.15, 120,144.06 and 27,503.28 is: 41,255.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,094.15 : 120,144.06 = 27,503.28 : x
  2. Step 2: Convert to fraction form
    80,094.15/120,144.06 = 27,503.28/x
  3. Step 3: Cross multiply
    80,094.15x = 120,144.06 × 27,503.28
  4. Step 4: Simplify right side
    80,094.15x = 3,304,355,722.52
  5. Step 5: Solve for x
    x = 3,304,355,722.52/80,094.15
  6. Step 6: Final answer
    x = 41,255.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.