Home / 263,823.39-395,735.10-64,142.45

Finding the Fourth Proportional to 263,823.39, 395,735.10 and 64,142.45

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Solution

The fourth proportional to 263,823.39, 395,735.10 and 64,142.45 is: 96,213.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,823.39 : 395,735.10 = 64,142.45 : x
  2. Step 2: Convert to fraction form
    263,823.39/395,735.10 = 64,142.45/x
  3. Step 3: Cross multiply
    263,823.39x = 395,735.10 × 64,142.45
  4. Step 4: Simplify right side
    263,823.39x = 25,383,416,886.32
  5. Step 5: Solve for x
    x = 25,383,416,886.32/263,823.39
  6. Step 6: Final answer
    x = 96,213.67

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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.