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Finding the Fourth Proportional to 202,224.70, 303,351.45 and 61,983.10

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Solution

The fourth proportional to 202,224.70, 303,351.45 and 61,983.10 is: 92,979.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,224.70 : 303,351.45 = 61,983.10 : x
  2. Step 2: Convert to fraction form
    202,224.70/303,351.45 = 61,983.10/x
  3. Step 3: Cross multiply
    202,224.70x = 303,351.45 × 61,983.10
  4. Step 4: Simplify right side
    202,224.70x = 18,802,663,260.50
  5. Step 5: Solve for x
    x = 18,802,663,260.50/202,224.70
  6. Step 6: Final answer
    x = 92,979.06

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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.