Home / 215,927.82-323,891.19-58,156.44

Finding the Fourth Proportional to 215,927.82, 323,891.19 and 58,156.44

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Solution

The fourth proportional to 215,927.82, 323,891.19 and 58,156.44 is: 87,234.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,927.82 : 323,891.19 = 58,156.44 : x
  2. Step 2: Convert to fraction form
    215,927.82/323,891.19 = 58,156.44/x
  3. Step 3: Cross multiply
    215,927.82x = 323,891.19 × 58,156.44
  4. Step 4: Simplify right side
    215,927.82x = 18,836,358,557.76
  5. Step 5: Solve for x
    x = 18,836,358,557.76/215,927.82
  6. Step 6: Final answer
    x = 87,234.51

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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.