Finding the Fourth Proportional to 194,351.44, 268,113.35 and 113,729.51
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Solution
The fourth proportional to 194,351.44, 268,113.35 and 113,729.51 is: 156,893.09
Step by Step Solution
- Step 1: Write the proportion equation
194,351.44 : 268,113.35 = 113,729.51 : x - Step 2: Convert to fraction form
194,351.44/268,113.35 = 113,729.51/x - Step 3: Cross multiply
194,351.44x = 268,113.35 × 113,729.51 - Step 4: Simplify right side
194,351.44x = 30,492,398,010.74 - Step 5: Solve for x
x = 30,492,398,010.74/194,351.44 - Step 6: Final answer
x = 156,893.09
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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.