Finding the Fourth Proportional to 201,865.80, 302,361.30 and 166,873.80
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Solution
The fourth proportional to 201,865.80, 302,361.30 and 166,873.80 is: 249,949.12
Step by Step Solution
- Step 1: Write the proportion equation
201,865.80 : 302,361.30 = 166,873.80 : x - Step 2: Convert to fraction form
201,865.80/302,361.30 = 166,873.80/x - Step 3: Cross multiply
201,865.80x = 302,361.30 × 166,873.80 - Step 4: Simplify right side
201,865.80x = 50,456,179,103.94 - Step 5: Solve for x
x = 50,456,179,103.94/201,865.80 - Step 6: Final answer
x = 249,949.12
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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.