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Finding the Fourth Proportional to 222,929.42, 334,323.87 and 73,134.80

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Solution

The fourth proportional to 222,929.42, 334,323.87 and 73,134.80 is: 109,679.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,929.42 : 334,323.87 = 73,134.80 : x
  2. Step 2: Convert to fraction form
    222,929.42/334,323.87 = 73,134.80/x
  3. Step 3: Cross multiply
    222,929.42x = 334,323.87 × 73,134.80
  4. Step 4: Simplify right side
    222,929.42x = 24,450,709,224.03
  5. Step 5: Solve for x
    x = 24,450,709,224.03/222,929.42
  6. Step 6: Final answer
    x = 109,679.15

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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.