Home / 325,945.53-488,950.03-101,245.55

Finding the Fourth Proportional to 325,945.53, 488,950.03 and 101,245.55

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Solution

The fourth proportional to 325,945.53, 488,950.03 and 101,245.55 is: 151,878.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,945.53 : 488,950.03 = 101,245.55 : x
  2. Step 2: Convert to fraction form
    325,945.53/488,950.03 = 101,245.55/x
  3. Step 3: Cross multiply
    325,945.53x = 488,950.03 × 101,245.55
  4. Step 4: Simplify right side
    325,945.53x = 49,504,014,709.87
  5. Step 5: Solve for x
    x = 49,504,014,709.87/325,945.53
  6. Step 6: Final answer
    x = 151,878.18

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1.5x scale

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.