Home / 331,119.12-496,553.40-141,571.56

Finding the Fourth Proportional to 331,119.12, 496,553.40 and 141,571.56

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Solution

The fourth proportional to 331,119.12, 496,553.40 and 141,571.56 is: 212,303.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,119.12 : 496,553.40 = 141,571.56 : x
  2. Step 2: Convert to fraction form
    331,119.12/496,553.40 = 141,571.56/x
  3. Step 3: Cross multiply
    331,119.12x = 496,553.40 × 141,571.56
  4. Step 4: Simplify right side
    331,119.12x = 70,297,839,461.30
  5. Step 5: Solve for x
    x = 70,297,839,461.30/331,119.12
  6. Step 6: Final answer
    x = 212,303.78

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1.5x scale

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.