Finding the Fourth Proportional to 201,117.69, 301,676.49 and 51,352.67
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Solution
The fourth proportional to 201,117.69, 301,676.49 and 51,352.67 is: 77,028.99
Step by Step Solution
- Step 1: Write the proportion equation
201,117.69 : 301,676.49 = 51,352.67 : x - Step 2: Convert to fraction form
201,117.69/301,676.49 = 51,352.67/x - Step 3: Cross multiply
201,117.69x = 301,676.49 × 51,352.67 - Step 4: Simplify right side
201,117.69x = 15,491,891,729.35 - Step 5: Solve for x
x = 15,491,891,729.35/201,117.69 - Step 6: Final answer
x = 77,028.99
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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.