Finding the Fourth Proportional to 267,680.08, 401,579.52 and 80,678.08
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Solution
The fourth proportional to 267,680.08, 401,579.52 and 80,678.08 is: 121,035.02
Step by Step Solution
- Step 1: Write the proportion equation
267,680.08 : 401,579.52 = 80,678.08 : x - Step 2: Convert to fraction form
267,680.08/401,579.52 = 80,678.08/x - Step 3: Cross multiply
267,680.08x = 401,579.52 × 80,678.08 - Step 4: Simplify right side
267,680.08x = 32,398,664,640.92 - Step 5: Solve for x
x = 32,398,664,640.92/267,680.08 - Step 6: Final answer
x = 121,035.02
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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.