Finding the Fourth Proportional to 203,942.90, 305,920.37 and 97,338.08
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Solution
The fourth proportional to 203,942.90, 305,920.37 and 97,338.08 is: 146,010.00
Step by Step Solution
- Step 1: Write the proportion equation
203,942.90 : 305,920.37 = 97,338.08 : x - Step 2: Convert to fraction form
203,942.90/305,920.37 = 97,338.08/x - Step 3: Cross multiply
203,942.90x = 305,920.37 × 97,338.08 - Step 4: Simplify right side
203,942.90x = 29,777,702,456.84 - Step 5: Solve for x
x = 29,777,702,456.84/203,942.90 - Step 6: Final answer
x = 146,010.00
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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.