Home / 251,311.77-376,755.68-109,049.82

Finding the Fourth Proportional to 251,311.77, 376,755.68 and 109,049.82

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Solution

The fourth proportional to 251,311.77, 376,755.68 and 109,049.82 is: 163,482.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,311.77 : 376,755.68 = 109,049.82 : x
  2. Step 2: Convert to fraction form
    251,311.77/376,755.68 = 109,049.82/x
  3. Step 3: Cross multiply
    251,311.77x = 376,755.68 × 109,049.82
  4. Step 4: Simplify right side
    251,311.77x = 41,085,139,087.98
  5. Step 5: Solve for x
    x = 41,085,139,087.98/251,311.77
  6. Step 6: Final answer
    x = 163,482.75

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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.