Finding the Third Proportional to 68,220 and 105,246
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Solution
The third proportional to 68,220 and 105,246 is: 162,367.64
Step by Step Solution
- Step 1: Write the proportion equation
68,220 : 105,246 = 105,246 : x - Step 2: Convert to fraction form
68,220/105,246 = 105,246/x - Step 3: Cross multiply
68,220x = 105,246 × 105,246 - Step 4: Simplify right side
68,220x = 11,076,720,516 - Step 5: Solve for x
x = 11,076,720,516/68,220 - Step 6: Final answer
x = 162,367.64
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.