Finding the Fourth Proportional to 167,883.36, 231,693.12 and 92,446.08
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Solution
The fourth proportional to 167,883.36, 231,693.12 and 92,446.08 is: 127,583.35
Step by Step Solution
- Step 1: Write the proportion equation
167,883.36 : 231,693.12 = 92,446.08 : x - Step 2: Convert to fraction form
167,883.36/231,693.12 = 92,446.08/x - Step 3: Cross multiply
167,883.36x = 231,693.12 × 92,446.08 - Step 4: Simplify right side
167,883.36x = 21,419,120,706.97 - Step 5: Solve for x
x = 21,419,120,706.97/167,883.36 - Step 6: Final answer
x = 127,583.35
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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.