Home / 251,265.10-376,912.01-71,336.46

Finding the Fourth Proportional to 251,265.10, 376,912.01 and 71,336.46

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Solution

The fourth proportional to 251,265.10, 376,912.01 and 71,336.46 is: 107,008.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,265.10 : 376,912.01 = 71,336.46 : x
  2. Step 2: Convert to fraction form
    251,265.10/376,912.01 = 71,336.46/x
  3. Step 3: Cross multiply
    251,265.10x = 376,912.01 × 71,336.46
  4. Step 4: Simplify right side
    251,265.10x = 26,887,568,524.88
  5. Step 5: Solve for x
    x = 26,887,568,524.88/251,265.10
  6. Step 6: Final answer
    x = 107,008.77

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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.