Finding the Third Proportional to 100,210.50 and 216,783
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Solution
The third proportional to 100,210.50 and 216,783 is: 468,961.53
Step by Step Solution
- Step 1: Write the proportion equation
100,210.50 : 216,783 = 216,783 : x - Step 2: Convert to fraction form
100,210.50/216,783 = 216,783/x - Step 3: Cross multiply
100,210.50x = 216,783 × 216,783 - Step 4: Simplify right side
100,210.50x = 46,994,869,089 - Step 5: Solve for x
x = 46,994,869,089/100,210.50 - Step 6: Final answer
x = 468,961.53
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.