Home / 150,223.70-207,308.39-82,240.12

Finding the Fourth Proportional to 150,223.70, 207,308.39 and 82,240.12

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Solution

The fourth proportional to 150,223.70, 207,308.39 and 82,240.12 is: 113,491.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,223.70 : 207,308.39 = 82,240.12 : x
  2. Step 2: Convert to fraction form
    150,223.70/207,308.39 = 82,240.12/x
  3. Step 3: Cross multiply
    150,223.70x = 207,308.39 × 82,240.12
  4. Step 4: Simplify right side
    150,223.70x = 17,049,067,241.37
  5. Step 5: Solve for x
    x = 17,049,067,241.37/150,223.70
  6. Step 6: Final answer
    x = 113,491.19

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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.