Home / 75,824.38-104,635.20-41,367.88

Finding the Fourth Proportional to 75,824.38, 104,635.20 and 41,367.88

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Solution

The fourth proportional to 75,824.38, 104,635.20 and 41,367.88 is: 57,086.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,824.38 : 104,635.20 = 41,367.88 : x
  2. Step 2: Convert to fraction form
    75,824.38/104,635.20 = 41,367.88/x
  3. Step 3: Cross multiply
    75,824.38x = 104,635.20 × 41,367.88
  4. Step 4: Simplify right side
    75,824.38x = 4,328,536,397.38
  5. Step 5: Solve for x
    x = 4,328,536,397.38/75,824.38
  6. Step 6: Final answer
    x = 57,086.34

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1.5x scale

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.