Finding the Fourth Proportional to 321,202.03, 481,616.28 and 121,537.84
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Solution
The fourth proportional to 321,202.03, 481,616.28 and 121,537.84 is: 182,236.09
Step by Step Solution
- Step 1: Write the proportion equation
321,202.03 : 481,616.28 = 121,537.84 : x - Step 2: Convert to fraction form
321,202.03/481,616.28 = 121,537.84/x - Step 3: Cross multiply
321,202.03x = 481,616.28 × 121,537.84 - Step 4: Simplify right side
321,202.03x = 58,534,601,631.76 - Step 5: Solve for x
x = 58,534,601,631.76/321,202.03 - Step 6: Final answer
x = 182,236.09
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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.