Home / 237,799.20-356,747.40-80,043.60

Finding the Fourth Proportional to 237,799.20, 356,747.40 and 80,043.60

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Solution

The fourth proportional to 237,799.20, 356,747.40 and 80,043.60 is: 120,081.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,799.20 : 356,747.40 = 80,043.60 : x
  2. Step 2: Convert to fraction form
    237,799.20/356,747.40 = 80,043.60/x
  3. Step 3: Cross multiply
    237,799.20x = 356,747.40 × 80,043.60
  4. Step 4: Simplify right side
    237,799.20x = 28,555,346,186.64
  5. Step 5: Solve for x
    x = 28,555,346,186.64/237,799.20
  6. Step 6: Final answer
    x = 120,081.76

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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.