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Finding the Fourth Proportional to 234,858.89, 352,284.22 and 162,745.30

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Solution

The fourth proportional to 234,858.89, 352,284.22 and 162,745.30 is: 244,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,858.89 : 352,284.22 = 162,745.30 : x
  2. Step 2: Convert to fraction form
    234,858.89/352,284.22 = 162,745.30/x
  3. Step 3: Cross multiply
    234,858.89x = 352,284.22 × 162,745.30
  4. Step 4: Simplify right side
    234,858.89x = 57,332,601,712.95
  5. Step 5: Solve for x
    x = 57,332,601,712.95/234,858.89
  6. Step 6: Final answer
    x = 244,115.10

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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.