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Finding the Fourth Proportional to 273,620.70, 410,085.45 and 133,076.70

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Solution

The fourth proportional to 273,620.70, 410,085.45 and 133,076.70 is: 199,446.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,620.70 : 410,085.45 = 133,076.70 : x
  2. Step 2: Convert to fraction form
    273,620.70/410,085.45 = 133,076.70/x
  3. Step 3: Cross multiply
    273,620.70x = 410,085.45 × 133,076.70
  4. Step 4: Simplify right side
    273,620.70x = 54,572,818,404.02
  5. Step 5: Solve for x
    x = 54,572,818,404.02/273,620.70
  6. Step 6: Final answer
    x = 199,446.97

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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.