Finding the Fourth Proportional to 188,774.62, 283,293.10 and 122,049.26
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Solution
The fourth proportional to 188,774.62, 283,293.10 and 122,049.26 is: 183,158.70
Step by Step Solution
- Step 1: Write the proportion equation
188,774.62 : 283,293.10 = 122,049.26 : x - Step 2: Convert to fraction form
188,774.62/283,293.10 = 122,049.26/x - Step 3: Cross multiply
188,774.62x = 283,293.10 × 122,049.26 - Step 4: Simplify right side
188,774.62x = 34,575,713,218.11 - Step 5: Solve for x
x = 34,575,713,218.11/188,774.62 - Step 6: Final answer
x = 183,158.70
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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.