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Finding the Fourth Proportional to 223,850.92, 335,893.02 and 99,162.76

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Solution

The fourth proportional to 223,850.92, 335,893.02 and 99,162.76 is: 148,795.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,850.92 : 335,893.02 = 99,162.76 : x
  2. Step 2: Convert to fraction form
    223,850.92/335,893.02 = 99,162.76/x
  3. Step 3: Cross multiply
    223,850.92x = 335,893.02 × 99,162.76
  4. Step 4: Simplify right side
    223,850.92x = 33,308,078,927.94
  5. Step 5: Solve for x
    x = 33,308,078,927.94/223,850.92
  6. Step 6: Final answer
    x = 148,795.81

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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.