Finding the Fourth Proportional to 194,352.99, 290,906.18 and 104,170.69
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Solution
The fourth proportional to 194,352.99, 290,906.18 and 104,170.69 is: 155,921.95
Step by Step Solution
- Step 1: Write the proportion equation
194,352.99 : 290,906.18 = 104,170.69 : x - Step 2: Convert to fraction form
194,352.99/290,906.18 = 104,170.69/x - Step 3: Cross multiply
194,352.99x = 290,906.18 × 104,170.69 - Step 4: Simplify right side
194,352.99x = 30,303,897,495.86 - Step 5: Solve for x
x = 30,303,897,495.86/194,352.99 - Step 6: Final answer
x = 155,921.95
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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.