Finding the Fourth Proportional to 102,802.23, 154,201.73 and 32,680.53
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Solution
The fourth proportional to 102,802.23, 154,201.73 and 32,680.53 is: 49,020.28
Step by Step Solution
- Step 1: Write the proportion equation
102,802.23 : 154,201.73 = 32,680.53 : x - Step 2: Convert to fraction form
102,802.23/154,201.73 = 32,680.53/x - Step 3: Cross multiply
102,802.23x = 154,201.73 × 32,680.53 - Step 4: Simplify right side
102,802.23x = 5,039,394,099.91 - Step 5: Solve for x
x = 5,039,394,099.91/102,802.23 - Step 6: Final answer
x = 49,020.28
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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.