Home / 212,134.01-318,200.90-62,375.54

Finding the Fourth Proportional to 212,134.01, 318,200.90 and 62,375.54

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Solution

The fourth proportional to 212,134.01, 318,200.90 and 62,375.54 is: 93,563.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,134.01 : 318,200.90 = 62,375.54 : x
  2. Step 2: Convert to fraction form
    212,134.01/318,200.90 = 62,375.54/x
  3. Step 3: Cross multiply
    212,134.01x = 318,200.90 × 62,375.54
  4. Step 4: Simplify right side
    212,134.01x = 19,847,951,063.10
  5. Step 5: Solve for x
    x = 19,847,951,063.10/212,134.01
  6. Step 6: Final answer
    x = 93,563.27

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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.