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Finding the Fourth Proportional to 223,697.57, 335,475.27 and 73,909.94

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Solution

The fourth proportional to 223,697.57, 335,475.27 and 73,909.94 is: 110,841.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,697.57 : 335,475.27 = 73,909.94 : x
  2. Step 2: Convert to fraction form
    223,697.57/335,475.27 = 73,909.94/x
  3. Step 3: Cross multiply
    223,697.57x = 335,475.27 × 73,909.94
  4. Step 4: Simplify right side
    223,697.57x = 24,794,955,399.81
  5. Step 5: Solve for x
    x = 24,794,955,399.81/223,697.57
  6. Step 6: Final answer
    x = 110,841.42

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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.