Home / 214,456.91-321,575.52-113,309.27

Finding the Fourth Proportional to 214,456.91, 321,575.52 and 113,309.27

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Solution

The fourth proportional to 214,456.91, 321,575.52 and 113,309.27 is: 169,905.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,456.91 : 321,575.52 = 113,309.27 : x
  2. Step 2: Convert to fraction form
    214,456.91/321,575.52 = 113,309.27/x
  3. Step 3: Cross multiply
    214,456.91x = 321,575.52 × 113,309.27
  4. Step 4: Simplify right side
    214,456.91x = 36,437,485,813.19
  5. Step 5: Solve for x
    x = 36,437,485,813.19/214,456.91
  6. Step 6: Final answer
    x = 169,905.86

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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.