Home / 150,229.77-207,317.13-82,251.06

Finding the Fourth Proportional to 150,229.77, 207,317.13 and 82,251.06

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Solution

The fourth proportional to 150,229.77, 207,317.13 and 82,251.06 is: 113,506.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,229.77 : 207,317.13 = 82,251.06 : x
  2. Step 2: Convert to fraction form
    150,229.77/207,317.13 = 82,251.06/x
  3. Step 3: Cross multiply
    150,229.77x = 207,317.13 × 82,251.06
  4. Step 4: Simplify right side
    150,229.77x = 17,052,054,241.60
  5. Step 5: Solve for x
    x = 17,052,054,241.60/150,229.77
  6. Step 6: Final answer
    x = 113,506.49

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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.