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Finding the Fourth Proportional to 202,361.76, 303,378.48 and 180,218.16

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Solution

The fourth proportional to 202,361.76, 303,378.48 and 180,218.16 is: 270,181.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,361.76 : 303,378.48 = 180,218.16 : x
  2. Step 2: Convert to fraction form
    202,361.76/303,378.48 = 180,218.16/x
  3. Step 3: Cross multiply
    202,361.76x = 303,378.48 × 180,218.16
  4. Step 4: Simplify right side
    202,361.76x = 54,674,311,449.20
  5. Step 5: Solve for x
    x = 54,674,311,449.20/202,361.76
  6. Step 6: Final answer
    x = 270,181.04

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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.