Finding the Third Proportional to 91,281 and 196,143
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Solution
The third proportional to 91,281 and 196,143 is: 421,468.61
Step by Step Solution
- Step 1: Write the proportion equation
91,281 : 196,143 = 196,143 : x - Step 2: Convert to fraction form
91,281/196,143 = 196,143/x - Step 3: Cross multiply
91,281x = 196,143 × 196,143 - Step 4: Simplify right side
91,281x = 38,472,076,449 - Step 5: Solve for x
x = 38,472,076,449/91,281 - Step 6: Final answer
x = 421,468.61
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.