Home / 202,320.90-303,481.35-149,176.80

Finding the Fourth Proportional to 202,320.90, 303,481.35 and 149,176.80

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Solution

The fourth proportional to 202,320.90, 303,481.35 and 149,176.80 is: 223,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,320.90 : 303,481.35 = 149,176.80 : x
  2. Step 2: Convert to fraction form
    202,320.90/303,481.35 = 149,176.80/x
  3. Step 3: Cross multiply
    202,320.90x = 303,481.35 × 149,176.80
  4. Step 4: Simplify right side
    202,320.90x = 45,272,376,652.68
  5. Step 5: Solve for x
    x = 45,272,376,652.68/202,320.90
  6. Step 6: Final answer
    x = 223,765.20

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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.