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Finding the Fourth Proportional to 223,633.08, 335,378.54 and 73,845.45

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Solution

The fourth proportional to 223,633.08, 335,378.54 and 73,845.45 is: 110,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,633.08 : 335,378.54 = 73,845.45 : x
  2. Step 2: Convert to fraction form
    223,633.08/335,378.54 = 73,845.45/x
  3. Step 3: Cross multiply
    223,633.08x = 335,378.54 × 73,845.45
  4. Step 4: Simplify right side
    223,633.08x = 24,766,179,206.64
  5. Step 5: Solve for x
    x = 24,766,179,206.64/223,633.08
  6. Step 6: Final answer
    x = 110,744.70

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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.