Home / 215,037.14-321,853.82-158,095.97

Finding the Fourth Proportional to 215,037.14, 321,853.82 and 158,095.97

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Solution

The fourth proportional to 215,037.14, 321,853.82 and 158,095.97 is: 236,627.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,037.14 : 321,853.82 = 158,095.97 : x
  2. Step 2: Convert to fraction form
    215,037.14/321,853.82 = 158,095.97/x
  3. Step 3: Cross multiply
    215,037.14x = 321,853.82 × 158,095.97
  4. Step 4: Simplify right side
    215,037.14x = 50,883,790,261.84
  5. Step 5: Solve for x
    x = 50,883,790,261.84/215,037.14
  6. Step 6: Final answer
    x = 236,627.92

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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.