Finding the Fourth Proportional to 234,435.87, 351,651.06 and 56,943.05
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Solution
The fourth proportional to 234,435.87, 351,651.06 and 56,943.05 is: 85,413.90
Step by Step Solution
- Step 1: Write the proportion equation
234,435.87 : 351,651.06 = 56,943.05 : x - Step 2: Convert to fraction form
234,435.87/351,651.06 = 56,943.05/x - Step 3: Cross multiply
234,435.87x = 351,651.06 × 56,943.05 - Step 4: Simplify right side
234,435.87x = 20,024,082,133.88 - Step 5: Solve for x
x = 20,024,082,133.88/234,435.87 - Step 6: Final answer
x = 85,413.90
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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.