Home / 150,158.14-207,218.22-82,175.11

Finding the Fourth Proportional to 150,158.14, 207,218.22 and 82,175.11

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Solution

The fourth proportional to 150,158.14, 207,218.22 and 82,175.11 is: 113,401.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,158.14 : 207,218.22 = 82,175.11 : x
  2. Step 2: Convert to fraction form
    150,158.14/207,218.22 = 82,175.11/x
  3. Step 3: Cross multiply
    150,158.14x = 207,218.22 × 82,175.11
  4. Step 4: Simplify right side
    150,158.14x = 17,028,180,022.50
  5. Step 5: Solve for x
    x = 17,028,180,022.50/150,158.14
  6. Step 6: Final answer
    x = 113,401.64

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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.