Home / 75,680.42-113,519.49-25,795.22

Finding the Fourth Proportional to 75,680.42, 113,519.49 and 25,795.22

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Solution

The fourth proportional to 75,680.42, 113,519.49 and 25,795.22 is: 38,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,680.42 : 113,519.49 = 25,795.22 : x
  2. Step 2: Convert to fraction form
    75,680.42/113,519.49 = 25,795.22/x
  3. Step 3: Cross multiply
    75,680.42x = 113,519.49 × 25,795.22
  4. Step 4: Simplify right side
    75,680.42x = 2,928,259,651.24
  5. Step 5: Solve for x
    x = 2,928,259,651.24/75,680.42
  6. Step 6: Final answer
    x = 38,692.44

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1.5x scale

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.