Finding the Fourth Proportional to 267,715.08, 401,632.02 and 80,713.08
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Solution
The fourth proportional to 267,715.08, 401,632.02 and 80,713.08 is: 121,087.53
Step by Step Solution
- Step 1: Write the proportion equation
267,715.08 : 401,632.02 = 80,713.08 : x - Step 2: Convert to fraction form
267,715.08/401,632.02 = 80,713.08/x - Step 3: Cross multiply
267,715.08x = 401,632.02 × 80,713.08 - Step 4: Simplify right side
267,715.08x = 32,416,957,360.82 - Step 5: Solve for x
x = 32,416,957,360.82/267,715.08 - Step 6: Final answer
x = 121,087.53
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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.