Home / 330,757.56-496,139.11-106,118.37

Finding the Fourth Proportional to 330,757.56, 496,139.11 and 106,118.37

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Solution

The fourth proportional to 330,757.56, 496,139.11 and 106,118.37 is: 159,178.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,757.56 : 496,139.11 = 106,118.37 : x
  2. Step 2: Convert to fraction form
    330,757.56/496,139.11 = 106,118.37/x
  3. Step 3: Cross multiply
    330,757.56x = 496,139.11 × 106,118.37
  4. Step 4: Simplify right side
    330,757.56x = 52,649,473,381.15
  5. Step 5: Solve for x
    x = 52,649,473,381.15/330,757.56
  6. Step 6: Final answer
    x = 159,178.44

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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.