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Finding the Fourth Proportional to 223,019.22, 334,563.82 and 73,225.42

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Solution

The fourth proportional to 223,019.22, 334,563.82 and 73,225.42 is: 109,849.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,019.22 : 334,563.82 = 73,225.42 : x
  2. Step 2: Convert to fraction form
    223,019.22/334,563.82 = 73,225.42/x
  3. Step 3: Cross multiply
    223,019.22x = 334,563.82 × 73,225.42
  4. Step 4: Simplify right side
    223,019.22x = 24,498,575,216.83
  5. Step 5: Solve for x
    x = 24,498,575,216.83/223,019.22
  6. Step 6: Final answer
    x = 109,849.61

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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.