Home / 150,211.28-207,288.36-82,226.48

Finding the Fourth Proportional to 150,211.28, 207,288.36 and 82,226.48

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Solution

The fourth proportional to 150,211.28, 207,288.36 and 82,226.48 is: 113,470.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,211.28 : 207,288.36 = 82,226.48 : x
  2. Step 2: Convert to fraction form
    150,211.28/207,288.36 = 82,226.48/x
  3. Step 3: Cross multiply
    150,211.28x = 207,288.36 × 82,226.48
  4. Step 4: Simplify right side
    150,211.28x = 17,044,592,187.77
  5. Step 5: Solve for x
    x = 17,044,592,187.77/150,211.28
  6. Step 6: Final answer
    x = 113,470.79

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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.