Home / 150,163.31-207,225.34-82,180.32

Finding the Fourth Proportional to 150,163.31, 207,225.34 and 82,180.32

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Solution

The fourth proportional to 150,163.31, 207,225.34 and 82,180.32 is: 113,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,163.31 : 207,225.34 = 82,180.32 : x
  2. Step 2: Convert to fraction form
    150,163.31/207,225.34 = 82,180.32/x
  3. Step 3: Cross multiply
    150,163.31x = 207,225.34 × 82,180.32
  4. Step 4: Simplify right side
    150,163.31x = 17,029,843,770.76
  5. Step 5: Solve for x
    x = 17,029,843,770.76/150,163.31
  6. Step 6: Final answer
    x = 113,408.82

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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.