Home / 330,847.47-496,435.23-131,163.44

Finding the Fourth Proportional to 330,847.47, 496,435.23 and 131,163.44

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Solution

The fourth proportional to 330,847.47, 496,435.23 and 131,163.44 is: 196,810.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,847.47 : 496,435.23 = 131,163.44 : x
  2. Step 2: Convert to fraction form
    330,847.47/496,435.23 = 131,163.44/x
  3. Step 3: Cross multiply
    330,847.47x = 496,435.23 × 131,163.44
  4. Step 4: Simplify right side
    330,847.47x = 65,114,150,021.82
  5. Step 5: Solve for x
    x = 65,114,150,021.82/330,847.47
  6. Step 6: Final answer
    x = 196,810.18

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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.