Finding the Third Proportional to 91,706.63 and 216,138.75
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Solution
The third proportional to 91,706.63 and 216,138.75 is: 509,406.59
Step by Step Solution
- Step 1: Write the proportion equation
91,706.63 : 216,138.75 = 216,138.75 : x - Step 2: Convert to fraction form
91,706.63/216,138.75 = 216,138.75/x - Step 3: Cross multiply
91,706.63x = 216,138.75 × 216,138.75 - Step 4: Simplify right side
91,706.63x = 46,715,959,251.56 - Step 5: Solve for x
x = 46,715,959,251.56/91,706.63 - Step 6: Final answer
x = 509,406.59
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.