Finding the Fourth Proportional to 242,229.99, 334,241.85 and 145,413.31
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Solution
The fourth proportional to 242,229.99, 334,241.85 and 145,413.31 is: 200,649.04
Step by Step Solution
- Step 1: Write the proportion equation
242,229.99 : 334,241.85 = 145,413.31 : x - Step 2: Convert to fraction form
242,229.99/334,241.85 = 145,413.31/x - Step 3: Cross multiply
242,229.99x = 334,241.85 × 145,413.31 - Step 4: Simplify right side
242,229.99x = 48,603,213,749.02 - Step 5: Solve for x
x = 48,603,213,749.02/242,229.99 - Step 6: Final answer
x = 200,649.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.