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Finding the Fourth Proportional to 223,944.77, 335,915.06 and 90,793.37

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Solution

The fourth proportional to 223,944.77, 335,915.06 and 90,793.37 is: 136,189.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,944.77 : 335,915.06 = 90,793.37 : x
  2. Step 2: Convert to fraction form
    223,944.77/335,915.06 = 90,793.37/x
  3. Step 3: Cross multiply
    223,944.77x = 335,915.06 × 90,793.37
  4. Step 4: Simplify right side
    223,944.77x = 30,498,861,397.92
  5. Step 5: Solve for x
    x = 30,498,861,397.92/223,944.77
  6. Step 6: Final answer
    x = 136,189.21

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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.