Finding the Fourth Proportional to 198,026.14, 296,608.94 and 121,892.62
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Solution
The fourth proportional to 198,026.14, 296,608.94 and 121,892.62 is: 182,574.08
Step by Step Solution
- Step 1: Write the proportion equation
198,026.14 : 296,608.94 = 121,892.62 : x - Step 2: Convert to fraction form
198,026.14/296,608.94 = 121,892.62/x - Step 3: Cross multiply
198,026.14x = 296,608.94 × 121,892.62 - Step 4: Simplify right side
198,026.14x = 36,154,440,812.02 - Step 5: Solve for x
x = 36,154,440,812.02/198,026.14 - Step 6: Final answer
x = 182,574.08
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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.