Home / 214,171.05-321,257.30-54,246.93

Finding the Fourth Proportional to 214,171.05, 321,257.30 and 54,246.93

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Solution

The fourth proportional to 214,171.05, 321,257.30 and 54,246.93 is: 81,370.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,171.05 : 321,257.30 = 54,246.93 : x
  2. Step 2: Convert to fraction form
    214,171.05/321,257.30 = 54,246.93/x
  3. Step 3: Cross multiply
    214,171.05x = 321,257.30 × 54,246.93
  4. Step 4: Simplify right side
    214,171.05x = 17,427,221,993.85
  5. Step 5: Solve for x
    x = 17,427,221,993.85/214,171.05
  6. Step 6: Final answer
    x = 81,370.58

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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.