Finding the Fourth Proportional to 203,699.25, 305,557.16 and 97,028.37
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Solution
The fourth proportional to 203,699.25, 305,557.16 and 97,028.37 is: 145,546.50
Step by Step Solution
- Step 1: Write the proportion equation
203,699.25 : 305,557.16 = 97,028.37 : x - Step 2: Convert to fraction form
203,699.25/305,557.16 = 97,028.37/x - Step 3: Cross multiply
203,699.25x = 305,557.16 × 97,028.37 - Step 4: Simplify right side
203,699.25x = 29,647,712,691.49 - Step 5: Solve for x
x = 29,647,712,691.49/203,699.25 - Step 6: Final answer
x = 145,546.50
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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.