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Finding the Fourth Proportional to 222,790.88, 334,255.68 and 73,032.32

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Solution

The fourth proportional to 222,790.88, 334,255.68 and 73,032.32 is: 109,571.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,790.88 : 334,255.68 = 73,032.32 : x
  2. Step 2: Convert to fraction form
    222,790.88/334,255.68 = 73,032.32/x
  3. Step 3: Cross multiply
    222,790.88x = 334,255.68 × 73,032.32
  4. Step 4: Simplify right side
    222,790.88x = 24,411,467,783.58
  5. Step 5: Solve for x
    x = 24,411,467,783.58/222,790.88
  6. Step 6: Final answer
    x = 109,571.22

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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.