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Finding the Fourth Proportional to 150,596.57, 225,450.98 and 131,913.11

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Solution

The fourth proportional to 150,596.57, 225,450.98 and 131,913.11 is: 197,480.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,596.57 : 225,450.98 = 131,913.11 : x
  2. Step 2: Convert to fraction form
    150,596.57/225,450.98 = 131,913.11/x
  3. Step 3: Cross multiply
    150,596.57x = 225,450.98 × 131,913.11
  4. Step 4: Simplify right side
    150,596.57x = 29,739,939,264.78
  5. Step 5: Solve for x
    x = 29,739,939,264.78/150,596.57
  6. Step 6: Final answer
    x = 197,480.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.