Home / 214,550.48-321,930.26-88,228.69

Finding the Fourth Proportional to 214,550.48, 321,930.26 and 88,228.69

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Solution

The fourth proportional to 214,550.48, 321,930.26 and 88,228.69 is: 132,386.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,550.48 : 321,930.26 = 88,228.69 : x
  2. Step 2: Convert to fraction form
    214,550.48/321,930.26 = 88,228.69/x
  3. Step 3: Cross multiply
    214,550.48x = 321,930.26 × 88,228.69
  4. Step 4: Simplify right side
    214,550.48x = 28,403,485,111.16
  5. Step 5: Solve for x
    x = 28,403,485,111.16/214,550.48
  6. Step 6: Final answer
    x = 132,386.02

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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.