Finding the Third Proportional to 121,639.94 and 193,702.06
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Solution
The third proportional to 121,639.94 and 193,702.06 is: 308,455.35
Step by Step Solution
- Step 1: Write the proportion equation
121,639.94 : 193,702.06 = 193,702.06 : x - Step 2: Convert to fraction form
121,639.94/193,702.06 = 193,702.06/x - Step 3: Cross multiply
121,639.94x = 193,702.06 × 193,702.06 - Step 4: Simplify right side
121,639.94x = 37,520,489,016.75 - Step 5: Solve for x
x = 37,520,489,016.75/121,639.94 - Step 6: Final answer
x = 308,455.35
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.