Home / 150,187.20-207,255.18-82,202.58

Finding the Fourth Proportional to 150,187.20, 207,255.18 and 82,202.58

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Solution

The fourth proportional to 150,187.20, 207,255.18 and 82,202.58 is: 113,437.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,187.20 : 207,255.18 = 82,202.58 : x
  2. Step 2: Convert to fraction form
    150,187.20/207,255.18 = 82,202.58/x
  3. Step 3: Cross multiply
    150,187.20x = 207,255.18 × 82,202.58
  4. Step 4: Simplify right side
    150,187.20x = 17,036,910,514.36
  5. Step 5: Solve for x
    x = 17,036,910,514.36/150,187.20
  6. Step 6: Final answer
    x = 113,437.83

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1.5x scale

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.