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Finding the Fourth Proportional to 223,243.62, 334,794.34 and 73,448.90

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Solution

The fourth proportional to 223,243.62, 334,794.34 and 73,448.90 is: 110,149.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,243.62 : 334,794.34 = 73,448.90 : x
  2. Step 2: Convert to fraction form
    223,243.62/334,794.34 = 73,448.90/x
  3. Step 3: Cross multiply
    223,243.62x = 334,794.34 × 73,448.90
  4. Step 4: Simplify right side
    223,243.62x = 24,590,275,999.23
  5. Step 5: Solve for x
    x = 24,590,275,999.23/223,243.62
  6. Step 6: Final answer
    x = 110,149.96

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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.