Home / 214,167.34-321,396.54-114,399.28

Finding the Fourth Proportional to 214,167.34, 321,396.54 and 114,399.28

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Solution

The fourth proportional to 214,167.34, 321,396.54 and 114,399.28 is: 171,676.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,167.34 : 321,396.54 = 114,399.28 : x
  2. Step 2: Convert to fraction form
    214,167.34/321,396.54 = 114,399.28/x
  3. Step 3: Cross multiply
    214,167.34x = 321,396.54 × 114,399.28
  4. Step 4: Simplify right side
    214,167.34x = 36,767,532,770.49
  5. Step 5: Solve for x
    x = 36,767,532,770.49/214,167.34
  6. Step 6: Final answer
    x = 171,676.66

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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.