Home / 214,413.06-321,632.14-72,246.44

Finding the Fourth Proportional to 214,413.06, 321,632.14 and 72,246.44

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Solution

The fourth proportional to 214,413.06, 321,632.14 and 72,246.44 is: 108,373.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,413.06 : 321,632.14 = 72,246.44 : x
  2. Step 2: Convert to fraction form
    214,413.06/321,632.14 = 72,246.44/x
  3. Step 3: Cross multiply
    214,413.06x = 321,632.14 × 72,246.44
  4. Step 4: Simplify right side
    214,413.06x = 23,236,777,104.58
  5. Step 5: Solve for x
    x = 23,236,777,104.58/214,413.06
  6. Step 6: Final answer
    x = 108,373.89

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1.5x scale

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.