Home / 320,221.08-480,183.96-95,523.24

Finding the Fourth Proportional to 320,221.08, 480,183.96 and 95,523.24

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Solution

The fourth proportional to 320,221.08, 480,183.96 and 95,523.24 is: 143,240.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,221.08 : 480,183.96 = 95,523.24 : x
  2. Step 2: Convert to fraction form
    320,221.08/480,183.96 = 95,523.24/x
  3. Step 3: Cross multiply
    320,221.08x = 480,183.96 × 95,523.24
  4. Step 4: Simplify right side
    320,221.08x = 45,868,727,655.23
  5. Step 5: Solve for x
    x = 45,868,727,655.23/320,221.08
  6. Step 6: Final answer
    x = 143,240.81

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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.