Home / 150,231.58-207,322.03-82,247.42

Finding the Fourth Proportional to 150,231.58, 207,322.03 and 82,247.42

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Solution

The fourth proportional to 150,231.58, 207,322.03 and 82,247.42 is: 113,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,231.58 : 207,322.03 = 82,247.42 : x
  2. Step 2: Convert to fraction form
    150,231.58/207,322.03 = 82,247.42/x
  3. Step 3: Cross multiply
    150,231.58x = 207,322.03 × 82,247.42
  4. Step 4: Simplify right side
    150,231.58x = 17,051,701,531.59
  5. Step 5: Solve for x
    x = 17,051,701,531.59/150,231.58
  6. Step 6: Final answer
    x = 113,502.78

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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.