Finding the Third Proportional to 137,868.75 and 288,366.75
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Solution
The third proportional to 137,868.75 and 288,366.75 is: 603,148.88
Step by Step Solution
- Step 1: Write the proportion equation
137,868.75 : 288,366.75 = 288,366.75 : x - Step 2: Convert to fraction form
137,868.75/288,366.75 = 288,366.75/x - Step 3: Cross multiply
137,868.75x = 288,366.75 × 288,366.75 - Step 4: Simplify right side
137,868.75x = 83,155,382,505.56 - Step 5: Solve for x
x = 83,155,382,505.56/137,868.75 - Step 6: Final answer
x = 603,148.88
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These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.