Home / 52,072.25-78,092.18-18,787.96

Finding the Fourth Proportional to 52,072.25, 78,092.18 and 18,787.96

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Solution

The fourth proportional to 52,072.25, 78,092.18 and 18,787.96 is: 28,176.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,072.25 : 78,092.18 = 18,787.96 : x
  2. Step 2: Convert to fraction form
    52,072.25/78,092.18 = 18,787.96/x
  3. Step 3: Cross multiply
    52,072.25x = 78,092.18 × 18,787.96
  4. Step 4: Simplify right side
    52,072.25x = 1,467,192,269.75
  5. Step 5: Solve for x
    x = 1,467,192,269.75/52,072.25
  6. Step 6: Final answer
    x = 28,176.09

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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.