Finding the Fourth Proportional to 216,522.84, 324,754.62 and 64,717.80
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Solution
The fourth proportional to 216,522.84, 324,754.62 and 64,717.80 is: 97,067.84
Step by Step Solution
- Step 1: Write the proportion equation
216,522.84 : 324,754.62 = 64,717.80 : x - Step 2: Convert to fraction form
216,522.84/324,754.62 = 64,717.80/x - Step 3: Cross multiply
216,522.84x = 324,754.62 × 64,717.80 - Step 4: Simplify right side
216,522.84x = 21,017,404,546.24 - Step 5: Solve for x
x = 21,017,404,546.24/216,522.84 - Step 6: Final answer
x = 97,067.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.