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Finding the Fourth Proportional to 223,452.84, 335,108.16 and 73,665.20

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Solution

The fourth proportional to 223,452.84, 335,108.16 and 73,665.20 is: 110,474.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,452.84 : 335,108.16 = 73,665.20 : x
  2. Step 2: Convert to fraction form
    223,452.84/335,108.16 = 73,665.20/x
  3. Step 3: Cross multiply
    223,452.84x = 335,108.16 × 73,665.20
  4. Step 4: Simplify right side
    223,452.84x = 24,685,809,628.03
  5. Step 5: Solve for x
    x = 24,685,809,628.03/223,452.84
  6. Step 6: Final answer
    x = 110,474.36

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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.