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Finding the Fourth Proportional to 275,257.83, 412,787.57 and 95,294.37

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Solution

The fourth proportional to 275,257.83, 412,787.57 and 95,294.37 is: 142,907.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,257.83 : 412,787.57 = 95,294.37 : x
  2. Step 2: Convert to fraction form
    275,257.83/412,787.57 = 95,294.37/x
  3. Step 3: Cross multiply
    275,257.83x = 412,787.57 × 95,294.37
  4. Step 4: Simplify right side
    275,257.83x = 39,336,330,950.51
  5. Step 5: Solve for x
    x = 39,336,330,950.51/275,257.83
  6. Step 6: Final answer
    x = 142,907.22

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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.