Home / 214,930.20-322,723.35-165,066.60

Finding the Fourth Proportional to 214,930.20, 322,723.35 and 165,066.60

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Solution

The fourth proportional to 214,930.20, 322,723.35 and 165,066.60 is: 247,851.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,930.20 : 322,723.35 = 165,066.60 : x
  2. Step 2: Convert to fraction form
    214,930.20/322,723.35 = 165,066.60/x
  3. Step 3: Cross multiply
    214,930.20x = 322,723.35 × 165,066.60
  4. Step 4: Simplify right side
    214,930.20x = 53,270,846,125.11
  5. Step 5: Solve for x
    x = 53,270,846,125.11/214,930.20
  6. Step 6: Final answer
    x = 247,851.84

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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.