Finding the Fourth Proportional to 135,906.87, 202,945.04 and 110,996.33
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Solution
The fourth proportional to 135,906.87, 202,945.04 and 110,996.33 is: 165,746.99
Step by Step Solution
- Step 1: Write the proportion equation
135,906.87 : 202,945.04 = 110,996.33 : x - Step 2: Convert to fraction form
135,906.87/202,945.04 = 110,996.33/x - Step 3: Cross multiply
135,906.87x = 202,945.04 × 110,996.33 - Step 4: Simplify right side
135,906.87x = 22,526,154,631.70 - Step 5: Solve for x
x = 22,526,154,631.70/135,906.87 - Step 6: Final answer
x = 165,746.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.