Finding the Fourth Proportional to 201,836.80, 302,317.80 and 166,844.80
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Solution
The fourth proportional to 201,836.80, 302,317.80 and 166,844.80 is: 249,905.63
Step by Step Solution
- Step 1: Write the proportion equation
201,836.80 : 302,317.80 = 166,844.80 : x - Step 2: Convert to fraction form
201,836.80/302,317.80 = 166,844.80/x - Step 3: Cross multiply
201,836.80x = 302,317.80 × 166,844.80 - Step 4: Simplify right side
201,836.80x = 50,440,152,877.44 - Step 5: Solve for x
x = 50,440,152,877.44/201,836.80 - Step 6: Final answer
x = 249,905.63
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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.