Home / 133,402.20-200,540.70-94,230.60

Finding the Fourth Proportional to 133,402.20, 200,540.70 and 94,230.60

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Solution

The fourth proportional to 133,402.20, 200,540.70 and 94,230.60 is: 141,654.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,402.20 : 200,540.70 = 94,230.60 : x
  2. Step 2: Convert to fraction form
    133,402.20/200,540.70 = 94,230.60/x
  3. Step 3: Cross multiply
    133,402.20x = 200,540.70 × 94,230.60
  4. Step 4: Simplify right side
    133,402.20x = 18,897,070,485.42
  5. Step 5: Solve for x
    x = 18,897,070,485.42/133,402.20
  6. Step 6: Final answer
    x = 141,654.86

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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.