Home / 214,320.08-321,414.48-148,185.20

Finding the Fourth Proportional to 214,320.08, 321,414.48 and 148,185.20

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Solution

The fourth proportional to 214,320.08, 321,414.48 and 148,185.20 is: 222,232.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,320.08 : 321,414.48 = 148,185.20 : x
  2. Step 2: Convert to fraction form
    214,320.08/321,414.48 = 148,185.20/x
  3. Step 3: Cross multiply
    214,320.08x = 321,414.48 × 148,185.20
  4. Step 4: Simplify right side
    214,320.08x = 47,628,867,394.62
  5. Step 5: Solve for x
    x = 47,628,867,394.62/214,320.08
  6. Step 6: Final answer
    x = 222,232.41

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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.