Home / 331,211.10-496,899.45-106,592.70

Finding the Fourth Proportional to 331,211.10, 496,899.45 and 106,592.70

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Solution

The fourth proportional to 331,211.10, 496,899.45 and 106,592.70 is: 159,915.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,211.10 : 496,899.45 = 106,592.70 : x
  2. Step 2: Convert to fraction form
    331,211.10/496,899.45 = 106,592.70/x
  3. Step 3: Cross multiply
    331,211.10x = 496,899.45 × 106,592.70
  4. Step 4: Simplify right side
    331,211.10x = 52,965,854,004.02
  5. Step 5: Solve for x
    x = 52,965,854,004.02/331,211.10
  6. Step 6: Final answer
    x = 159,915.70

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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.