Home / 150,352.11-207,486.17-82,367.60

Finding the Fourth Proportional to 150,352.11, 207,486.17 and 82,367.60

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Solution

The fourth proportional to 150,352.11, 207,486.17 and 82,367.60 is: 113,667.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,352.11 : 207,486.17 = 82,367.60 : x
  2. Step 2: Convert to fraction form
    150,352.11/207,486.17 = 82,367.60/x
  3. Step 3: Cross multiply
    150,352.11x = 207,486.17 × 82,367.60
  4. Step 4: Simplify right side
    150,352.11x = 17,090,137,856.09
  5. Step 5: Solve for x
    x = 17,090,137,856.09/150,352.11
  6. Step 6: Final answer
    x = 113,667.43

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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.