Home / 214,235.20-321,353.96-64,474.48

Finding the Fourth Proportional to 214,235.20, 321,353.96 and 64,474.48

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Solution

The fourth proportional to 214,235.20, 321,353.96 and 64,474.48 is: 96,712.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,235.20 : 321,353.96 = 64,474.48 : x
  2. Step 2: Convert to fraction form
    214,235.20/321,353.96 = 64,474.48/x
  3. Step 3: Cross multiply
    214,235.20x = 321,353.96 × 64,474.48
  4. Step 4: Simplify right side
    214,235.20x = 20,719,129,466.94
  5. Step 5: Solve for x
    x = 20,719,129,466.94/214,235.20
  6. Step 6: Final answer
    x = 96,712.07

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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.