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Finding the Fourth Proportional to 227,750.40, 341,771.40 and 132,980.40

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Solution

The fourth proportional to 227,750.40, 341,771.40 and 132,980.40 is: 199,555.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,750.40 : 341,771.40 = 132,980.40 : x
  2. Step 2: Convert to fraction form
    227,750.40/341,771.40 = 132,980.40/x
  3. Step 3: Cross multiply
    227,750.40x = 341,771.40 × 132,980.40
  4. Step 4: Simplify right side
    227,750.40x = 45,448,897,480.56
  5. Step 5: Solve for x
    x = 45,448,897,480.56/227,750.40
  6. Step 6: Final answer
    x = 199,555.73

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1.5x scale

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.