Home / 285,100.14-427,745.22-95,579.25

Finding the Fourth Proportional to 285,100.14, 427,745.22 and 95,579.25

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Solution

The fourth proportional to 285,100.14, 427,745.22 and 95,579.25 is: 143,400.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,100.14 : 427,745.22 = 95,579.25 : x
  2. Step 2: Convert to fraction form
    285,100.14/427,745.22 = 95,579.25/x
  3. Step 3: Cross multiply
    285,100.14x = 427,745.22 × 95,579.25
  4. Step 4: Simplify right side
    285,100.14x = 40,883,567,318.69
  5. Step 5: Solve for x
    x = 40,883,567,318.69/285,100.14
  6. Step 6: Final answer
    x = 143,400.73

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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.