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Finding the Fourth Proportional to 273,612.70, 410,073.45 and 133,068.70

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Solution

The fourth proportional to 273,612.70, 410,073.45 and 133,068.70 is: 199,434.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,612.70 : 410,073.45 = 133,068.70 : x
  2. Step 2: Convert to fraction form
    273,612.70/410,073.45 = 133,068.70/x
  3. Step 3: Cross multiply
    273,612.70x = 410,073.45 × 133,068.70
  4. Step 4: Simplify right side
    273,612.70x = 54,567,940,896.02
  5. Step 5: Solve for x
    x = 54,567,940,896.02/273,612.70
  6. Step 6: Final answer
    x = 199,434.97

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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.