Home / 166,231.28-250,468.96-137,297.28

Finding the Fourth Proportional to 166,231.28, 250,468.96 and 137,297.28

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Solution

The fourth proportional to 166,231.28, 250,468.96 and 137,297.28 is: 206,872.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,231.28 : 250,468.96 = 137,297.28 : x
  2. Step 2: Convert to fraction form
    166,231.28/250,468.96 = 137,297.28/x
  3. Step 3: Cross multiply
    166,231.28x = 250,468.96 × 137,297.28
  4. Step 4: Simplify right side
    166,231.28x = 34,388,706,932.43
  5. Step 5: Solve for x
    x = 34,388,706,932.43/166,231.28
  6. Step 6: Final answer
    x = 206,872.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.