Finding the Fourth Proportional to 202,449.70, 303,948.15 and 118,296.10
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Solution
The fourth proportional to 202,449.70, 303,948.15 and 118,296.10 is: 177,604.02
Step by Step Solution
- Step 1: Write the proportion equation
202,449.70 : 303,948.15 = 118,296.10 : x - Step 2: Convert to fraction form
202,449.70/303,948.15 = 118,296.10/x - Step 3: Cross multiply
202,449.70x = 303,948.15 × 118,296.10 - Step 4: Simplify right side
202,449.70x = 35,955,880,747.22 - Step 5: Solve for x
x = 35,955,880,747.22/202,449.70 - Step 6: Final answer
x = 177,604.02
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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.