Finding the Third Proportional to 125,128.50 and 269,941.50
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Solution
The third proportional to 125,128.50 and 269,941.50 is: 582,348.65
Step by Step Solution
- Step 1: Write the proportion equation
125,128.50 : 269,941.50 = 269,941.50 : x - Step 2: Convert to fraction form
125,128.50/269,941.50 = 269,941.50/x - Step 3: Cross multiply
125,128.50x = 269,941.50 × 269,941.50 - Step 4: Simplify right side
125,128.50x = 72,868,413,422.25 - Step 5: Solve for x
x = 72,868,413,422.25/125,128.50 - Step 6: Final answer
x = 582,348.65
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.