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Finding the Fourth Proportional to 223,200.36, 334,821.80 and 73,441.89

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Solution

The fourth proportional to 223,200.36, 334,821.80 and 73,441.89 is: 110,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,200.36 : 334,821.80 = 73,441.89 : x
  2. Step 2: Convert to fraction form
    223,200.36/334,821.80 = 73,441.89/x
  3. Step 3: Cross multiply
    223,200.36x = 334,821.80 × 73,441.89
  4. Step 4: Simplify right side
    223,200.36x = 24,589,945,988.81
  5. Step 5: Solve for x
    x = 24,589,945,988.81/223,200.36
  6. Step 6: Final answer
    x = 110,169.83

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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.