Finding the Fourth Proportional to 199,294.43, 298,851.68 and 57,107.18
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Solution
The fourth proportional to 199,294.43, 298,851.68 and 57,107.18 is: 85,634.99
Step by Step Solution
- Step 1: Write the proportion equation
199,294.43 : 298,851.68 = 57,107.18 : x - Step 2: Convert to fraction form
199,294.43/298,851.68 = 57,107.18/x - Step 3: Cross multiply
199,294.43x = 298,851.68 × 57,107.18 - Step 4: Simplify right side
199,294.43x = 17,066,575,570.69 - Step 5: Solve for x
x = 17,066,575,570.69/199,294.43 - Step 6: Final answer
x = 85,634.99
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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.