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Finding the Fourth Proportional to 223,313.94, 335,004.39 and 65,523.78

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Solution

The fourth proportional to 223,313.94, 335,004.39 and 65,523.78 is: 98,295.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,313.94 : 335,004.39 = 65,523.78 : x
  2. Step 2: Convert to fraction form
    223,313.94/335,004.39 = 65,523.78/x
  3. Step 3: Cross multiply
    223,313.94x = 335,004.39 × 65,523.78
  4. Step 4: Simplify right side
    223,313.94x = 21,950,753,949.39
  5. Step 5: Solve for x
    x = 21,950,753,949.39/223,313.94
  6. Step 6: Final answer
    x = 98,295.49

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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.