Finding the Third Proportional to 135,830.25 and 148,128.75
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Solution
The third proportional to 135,830.25 and 148,128.75 is: 161,540.80
Step by Step Solution
- Step 1: Write the proportion equation
135,830.25 : 148,128.75 = 148,128.75 : x - Step 2: Convert to fraction form
135,830.25/148,128.75 = 148,128.75/x - Step 3: Cross multiply
135,830.25x = 148,128.75 × 148,128.75 - Step 4: Simplify right side
135,830.25x = 21,942,126,576.56 - Step 5: Solve for x
x = 21,942,126,576.56/135,830.25 - Step 6: Final answer
x = 161,540.80
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These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.