Home / 234,961.60-352,442.40-68,749.60

Finding the Fourth Proportional to 234,961.60, 352,442.40 and 68,749.60

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Solution

The fourth proportional to 234,961.60, 352,442.40 and 68,749.60 is: 103,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,961.60 : 352,442.40 = 68,749.60 : x
  2. Step 2: Convert to fraction form
    234,961.60/352,442.40 = 68,749.60/x
  3. Step 3: Cross multiply
    234,961.60x = 352,442.40 × 68,749.60
  4. Step 4: Simplify right side
    234,961.60x = 24,230,274,023.04
  5. Step 5: Solve for x
    x = 24,230,274,023.04/234,961.60
  6. Step 6: Final answer
    x = 103,124.40

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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.