Finding the Fourth Proportional to 188,186.25, 282,376.17 and 125,049.99
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Solution
The fourth proportional to 188,186.25, 282,376.17 and 125,049.99 is: 187,639.31
Step by Step Solution
- Step 1: Write the proportion equation
188,186.25 : 282,376.17 = 125,049.99 : x - Step 2: Convert to fraction form
188,186.25/282,376.17 = 125,049.99/x - Step 3: Cross multiply
188,186.25x = 282,376.17 × 125,049.99 - Step 4: Simplify right side
188,186.25x = 35,311,137,234.74 - Step 5: Solve for x
x = 35,311,137,234.74/188,186.25 - Step 6: Final answer
x = 187,639.31
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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.