Finding the Fourth Proportional to 135,066.67, 202,608.64 and 51,960.67
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Solution
The fourth proportional to 135,066.67, 202,608.64 and 51,960.67 is: 77,944.32
Step by Step Solution
- Step 1: Write the proportion equation
135,066.67 : 202,608.64 = 51,960.67 : x - Step 2: Convert to fraction form
135,066.67/202,608.64 = 51,960.67/x - Step 3: Cross multiply
135,066.67x = 202,608.64 × 51,960.67 - Step 4: Simplify right side
135,066.67x = 10,527,679,669.15 - Step 5: Solve for x
x = 10,527,679,669.15/135,066.67 - Step 6: Final answer
x = 77,944.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.