Finding the Fourth Proportional to 194,568.58, 268,484.97 and 143,609.14
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Solution
The fourth proportional to 194,568.58, 268,484.97 and 143,609.14 is: 198,166.09
Step by Step Solution
- Step 1: Write the proportion equation
194,568.58 : 268,484.97 = 143,609.14 : x - Step 2: Convert to fraction form
194,568.58/268,484.97 = 143,609.14/x - Step 3: Cross multiply
194,568.58x = 268,484.97 × 143,609.14 - Step 4: Simplify right side
194,568.58x = 38,556,895,644.63 - Step 5: Solve for x
x = 38,556,895,644.63/194,568.58 - Step 6: Final answer
x = 198,166.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.