Home / 214,623.54-321,738.21-74,284.02

Finding the Fourth Proportional to 214,623.54, 321,738.21 and 74,284.02

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Solution

The fourth proportional to 214,623.54, 321,738.21 and 74,284.02 is: 111,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,623.54 : 321,738.21 = 74,284.02 : x
  2. Step 2: Convert to fraction form
    214,623.54/321,738.21 = 74,284.02/x
  3. Step 3: Cross multiply
    214,623.54x = 321,738.21 × 74,284.02
  4. Step 4: Simplify right side
    214,623.54x = 23,900,007,626.40
  5. Step 5: Solve for x
    x = 23,900,007,626.40/214,623.54
  6. Step 6: Final answer
    x = 111,357.81

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.