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Finding the Fourth Proportional to 273,722.70, 410,814.45 and 133,601.10

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Solution

The fourth proportional to 273,722.70, 410,814.45 and 133,601.10 is: 200,514.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,722.70 : 410,814.45 = 133,601.10 : x
  2. Step 2: Convert to fraction form
    273,722.70/410,814.45 = 133,601.10/x
  3. Step 3: Cross multiply
    273,722.70x = 410,814.45 × 133,601.10
  4. Step 4: Simplify right side
    273,722.70x = 54,885,262,415.90
  5. Step 5: Solve for x
    x = 54,885,262,415.90/273,722.70
  6. Step 6: Final answer
    x = 200,514.11

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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.