Finding the Fourth Proportional to 203,961.70, 305,942.79 and 63,721.06
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Solution
The fourth proportional to 203,961.70, 305,942.79 and 63,721.06 is: 95,581.66
Step by Step Solution
- Step 1: Write the proportion equation
203,961.70 : 305,942.79 = 63,721.06 : x - Step 2: Convert to fraction form
203,961.70/305,942.79 = 63,721.06/x - Step 3: Cross multiply
203,961.70x = 305,942.79 × 63,721.06 - Step 4: Simplify right side
203,961.70x = 19,494,998,878.16 - Step 5: Solve for x
x = 19,494,998,878.16/203,961.70 - Step 6: Final answer
x = 95,581.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.