Finding the Fourth Proportional to 211,745.22, 292,207.10 and 114,951.02
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Solution
The fourth proportional to 211,745.22, 292,207.10 and 114,951.02 is: 158,631.70
Step by Step Solution
- Step 1: Write the proportion equation
211,745.22 : 292,207.10 = 114,951.02 : x - Step 2: Convert to fraction form
211,745.22/292,207.10 = 114,951.02/x - Step 3: Cross multiply
211,745.22x = 292,207.10 × 114,951.02 - Step 4: Simplify right side
211,745.22x = 33,589,504,196.24 - Step 5: Solve for x
x = 33,589,504,196.24/211,745.22 - Step 6: Final answer
x = 158,631.70
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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.