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Finding the Fourth Proportional to 223,556.93, 335,264.25 and 73,769.30

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Solution

The fourth proportional to 223,556.93, 335,264.25 and 73,769.30 is: 110,630.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,556.93 : 335,264.25 = 73,769.30 : x
  2. Step 2: Convert to fraction form
    223,556.93/335,264.25 = 73,769.30/x
  3. Step 3: Cross multiply
    223,556.93x = 335,264.25 × 73,769.30
  4. Step 4: Simplify right side
    223,556.93x = 24,732,207,361.20
  5. Step 5: Solve for x
    x = 24,732,207,361.20/223,556.93
  6. Step 6: Final answer
    x = 110,630.47

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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.