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Finding the Fourth Proportional to 222,478.27, 333,717.52 and 53,998.85

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Solution

The fourth proportional to 222,478.27, 333,717.52 and 53,998.85 is: 80,998.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,478.27 : 333,717.52 = 53,998.85 : x
  2. Step 2: Convert to fraction form
    222,478.27/333,717.52 = 53,998.85/x
  3. Step 3: Cross multiply
    222,478.27x = 333,717.52 × 53,998.85
  4. Step 4: Simplify right side
    222,478.27x = 18,020,363,105.40
  5. Step 5: Solve for x
    x = 18,020,363,105.40/222,478.27
  6. Step 6: Final answer
    x = 80,998.31

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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.