Home / 214,174.92-321,556.62-109,064.52

Finding the Fourth Proportional to 214,174.92, 321,556.62 and 109,064.52

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Solution

The fourth proportional to 214,174.92, 321,556.62 and 109,064.52 is: 163,746.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,174.92 : 321,556.62 = 109,064.52 : x
  2. Step 2: Convert to fraction form
    214,174.92/321,556.62 = 109,064.52/x
  3. Step 3: Cross multiply
    214,174.92x = 321,556.62 × 109,064.52
  4. Step 4: Simplify right side
    214,174.92x = 35,070,418,413.12
  5. Step 5: Solve for x
    x = 35,070,418,413.12/214,174.92
  6. Step 6: Final answer
    x = 163,746.62

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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.