Finding the Third Proportional to 117,702.75 and 151,128.75
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Solution
The third proportional to 117,702.75 and 151,128.75 is: 194,047.29
Step by Step Solution
- Step 1: Write the proportion equation
117,702.75 : 151,128.75 = 151,128.75 : x - Step 2: Convert to fraction form
117,702.75/151,128.75 = 151,128.75/x - Step 3: Cross multiply
117,702.75x = 151,128.75 × 151,128.75 - Step 4: Simplify right side
117,702.75x = 22,839,899,076.56 - Step 5: Solve for x
x = 22,839,899,076.56/117,702.75 - Step 6: Final answer
x = 194,047.29
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Why These Related Problems?
These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.