Finding the Fourth Proportional to 103,674.67, 155,536.69 and 33,553.99
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Solution
The fourth proportional to 103,674.67, 155,536.69 and 33,553.99 is: 50,338.97
Step by Step Solution
- Step 1: Write the proportion equation
103,674.67 : 155,536.69 = 33,553.99 : x - Step 2: Convert to fraction form
103,674.67/155,536.69 = 33,553.99/x - Step 3: Cross multiply
103,674.67x = 155,536.69 × 33,553.99 - Step 4: Simplify right side
103,674.67x = 5,218,875,763.21 - Step 5: Solve for x
x = 5,218,875,763.21/103,674.67 - Step 6: Final answer
x = 50,338.97
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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.