Home / 57,678.20-79,577.29-32,180.44

Finding the Fourth Proportional to 57,678.20, 79,577.29 and 32,180.44

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Solution

The fourth proportional to 57,678.20, 79,577.29 and 32,180.44 is: 44,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,678.20 : 79,577.29 = 32,180.44 : x
  2. Step 2: Convert to fraction form
    57,678.20/79,577.29 = 32,180.44/x
  3. Step 3: Cross multiply
    57,678.20x = 79,577.29 × 32,180.44
  4. Step 4: Simplify right side
    57,678.20x = 2,560,832,206.21
  5. Step 5: Solve for x
    x = 2,560,832,206.21/57,678.20
  6. Step 6: Final answer
    x = 44,398.62

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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.