Home / 73,270.33-109,247.05-67,014.73

Finding the Fourth Proportional to 73,270.33, 109,247.05 and 67,014.73

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Solution

The fourth proportional to 73,270.33, 109,247.05 and 67,014.73 is: 99,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,270.33 : 109,247.05 = 67,014.73 : x
  2. Step 2: Convert to fraction form
    73,270.33/109,247.05 = 67,014.73/x
  3. Step 3: Cross multiply
    73,270.33x = 109,247.05 × 67,014.73
  4. Step 4: Simplify right side
    73,270.33x = 7,321,161,559.05
  5. Step 5: Solve for x
    x = 7,321,161,559.05/73,270.33
  6. Step 6: Final answer
    x = 99,919.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.