Finding the Fourth Proportional to 181,235.81, 271,792.15 and 68,888.99
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Solution
The fourth proportional to 181,235.81, 271,792.15 and 68,888.99 is: 103,310.08
Step by Step Solution
- Step 1: Write the proportion equation
181,235.81 : 271,792.15 = 68,888.99 : x - Step 2: Convert to fraction form
181,235.81/271,792.15 = 68,888.99/x - Step 3: Cross multiply
181,235.81x = 271,792.15 × 68,888.99 - Step 4: Simplify right side
181,235.81x = 18,723,486,703.43 - Step 5: Solve for x
x = 18,723,486,703.43/181,235.81 - Step 6: Final answer
x = 103,310.08
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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.