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Finding the Fourth Proportional to 227,762.40, 341,789.40 and 132,992.40

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Solution

The fourth proportional to 227,762.40, 341,789.40 and 132,992.40 is: 199,573.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,762.40 : 341,789.40 = 132,992.40 : x
  2. Step 2: Convert to fraction form
    227,762.40/341,789.40 = 132,992.40/x
  3. Step 3: Cross multiply
    227,762.40x = 341,789.40 × 132,992.40
  4. Step 4: Simplify right side
    227,762.40x = 45,455,392,600.56
  5. Step 5: Solve for x
    x = 45,455,392,600.56/227,762.40
  6. Step 6: Final answer
    x = 199,573.73

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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.