Home / 215,853.52-323,755.37-58,069.57

Finding the Fourth Proportional to 215,853.52, 323,755.37 and 58,069.57

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Solution

The fourth proportional to 215,853.52, 323,755.37 and 58,069.57 is: 87,097.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,853.52 : 323,755.37 = 58,069.57 : x
  2. Step 2: Convert to fraction form
    215,853.52/323,755.37 = 58,069.57/x
  3. Step 3: Cross multiply
    215,853.52x = 323,755.37 × 58,069.57
  4. Step 4: Simplify right side
    215,853.52x = 18,800,335,121.09
  5. Step 5: Solve for x
    x = 18,800,335,121.09/215,853.52
  6. Step 6: Final answer
    x = 87,097.65

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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.