Home / 214,808.72-322,188.34-57,049.52

Finding the Fourth Proportional to 214,808.72, 322,188.34 and 57,049.52

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Solution

The fourth proportional to 214,808.72, 322,188.34 and 57,049.52 is: 85,567.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,808.72 : 322,188.34 = 57,049.52 : x
  2. Step 2: Convert to fraction form
    214,808.72/322,188.34 = 57,049.52/x
  3. Step 3: Cross multiply
    214,808.72x = 322,188.34 × 57,049.52
  4. Step 4: Simplify right side
    214,808.72x = 18,380,690,146.60
  5. Step 5: Solve for x
    x = 18,380,690,146.60/214,808.72
  6. Step 6: Final answer
    x = 85,567.71

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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.