Home / 150,231.47-207,319.46-82,252.76

Finding the Fourth Proportional to 150,231.47, 207,319.46 and 82,252.76

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Solution

The fourth proportional to 150,231.47, 207,319.46 and 82,252.76 is: 113,508.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,231.47 : 207,319.46 = 82,252.76 : x
  2. Step 2: Convert to fraction form
    150,231.47/207,319.46 = 82,252.76/x
  3. Step 3: Cross multiply
    150,231.47x = 207,319.46 × 82,252.76
  4. Step 4: Simplify right side
    150,231.47x = 17,052,596,338.85
  5. Step 5: Solve for x
    x = 17,052,596,338.85/150,231.47
  6. Step 6: Final answer
    x = 113,508.82

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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.