Home / 214,283.58-321,350.82-87,887.94

Finding the Fourth Proportional to 214,283.58, 321,350.82 and 87,887.94

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Solution

The fourth proportional to 214,283.58, 321,350.82 and 87,887.94 is: 131,801.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,283.58 : 321,350.82 = 87,887.94 : x
  2. Step 2: Convert to fraction form
    214,283.58/321,350.82 = 87,887.94/x
  3. Step 3: Cross multiply
    214,283.58x = 321,350.82 × 87,887.94
  4. Step 4: Simplify right side
    214,283.58x = 28,242,861,587.11
  5. Step 5: Solve for x
    x = 28,242,861,587.11/214,283.58
  6. Step 6: Final answer
    x = 131,801.33

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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.