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Finding the Fourth Proportional to 223,556.05, 335,262.94 and 73,768.42

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Solution

The fourth proportional to 223,556.05, 335,262.94 and 73,768.42 is: 110,629.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,556.05 : 335,262.94 = 73,768.42 : x
  2. Step 2: Convert to fraction form
    223,556.05/335,262.94 = 73,768.42/x
  3. Step 3: Cross multiply
    223,556.05x = 335,262.94 × 73,768.42
  4. Step 4: Simplify right side
    223,556.05x = 24,731,817,368.35
  5. Step 5: Solve for x
    x = 24,731,817,368.35/223,556.05
  6. Step 6: Final answer
    x = 110,629.16

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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.