Finding the Fourth Proportional to 103,684.67, 155,551.70 and 33,563.99
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Solution
The fourth proportional to 103,684.67, 155,551.70 and 33,563.99 is: 50,353.98
Step by Step Solution
- Step 1: Write the proportion equation
103,684.67 : 155,551.70 = 33,563.99 : x - Step 2: Convert to fraction form
103,684.67/155,551.70 = 33,563.99/x - Step 3: Cross multiply
103,684.67x = 155,551.70 × 33,563.99 - Step 4: Simplify right side
103,684.67x = 5,220,935,703.28 - Step 5: Solve for x
x = 5,220,935,703.28/103,684.67 - Step 6: Final answer
x = 50,353.98
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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.