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Finding the Fourth Proportional to 50,787.30, 76,193.91 and 32,199.42

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Solution

The fourth proportional to 50,787.30, 76,193.91 and 32,199.42 is: 48,307.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,787.30 : 76,193.91 = 32,199.42 : x
  2. Step 2: Convert to fraction form
    50,787.30/76,193.91 = 32,199.42/x
  3. Step 3: Cross multiply
    50,787.30x = 76,193.91 × 32,199.42
  4. Step 4: Simplify right side
    50,787.30x = 2,453,399,548.54
  5. Step 5: Solve for x
    x = 2,453,399,548.54/50,787.30
  6. Step 6: Final answer
    x = 48,307.34

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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.