Home / 214,815.96-296,450.10-119,331.54

Finding the Fourth Proportional to 214,815.96, 296,450.10 and 119,331.54

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Solution

The fourth proportional to 214,815.96, 296,450.10 and 119,331.54 is: 164,679.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,815.96 : 296,450.10 = 119,331.54 : x
  2. Step 2: Convert to fraction form
    214,815.96/296,450.10 = 119,331.54/x
  3. Step 3: Cross multiply
    214,815.96x = 296,450.10 × 119,331.54
  4. Step 4: Simplify right side
    214,815.96x = 35,375,846,966.15
  5. Step 5: Solve for x
    x = 35,375,846,966.15/214,815.96
  6. Step 6: Final answer
    x = 164,679.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.