Home / 150,180.42-207,267.84-98,540.94

Finding the Fourth Proportional to 150,180.42, 207,267.84 and 98,540.94

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Solution

The fourth proportional to 150,180.42, 207,267.84 and 98,540.94 is: 135,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,180.42 : 207,267.84 = 98,540.94 : x
  2. Step 2: Convert to fraction form
    150,180.42/207,267.84 = 98,540.94/x
  3. Step 3: Cross multiply
    150,180.42x = 207,267.84 × 98,540.94
  4. Step 4: Simplify right side
    150,180.42x = 20,424,367,785.37
  5. Step 5: Solve for x
    x = 20,424,367,785.37/150,180.42
  6. Step 6: Final answer
    x = 135,998.87

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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.