Finding the Third Proportional to 118,288 and 178,660
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Solution
The third proportional to 118,288 and 178,660 is: 269,844.75
Step by Step Solution
- Step 1: Write the proportion equation
118,288 : 178,660 = 178,660 : x - Step 2: Convert to fraction form
118,288/178,660 = 178,660/x - Step 3: Cross multiply
118,288x = 178,660 × 178,660 - Step 4: Simplify right side
118,288x = 31,919,395,600 - Step 5: Solve for x
x = 31,919,395,600/118,288 - Step 6: Final answer
x = 269,844.75
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.