Finding the Fourth Proportional to 267,719.10, 401,144.49 and 141,352.62
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Solution
The fourth proportional to 267,719.10, 401,144.49 and 141,352.62 is: 211,799.70
Step by Step Solution
- Step 1: Write the proportion equation
267,719.10 : 401,144.49 = 141,352.62 : x - Step 2: Convert to fraction form
267,719.10/401,144.49 = 141,352.62/x - Step 3: Cross multiply
267,719.10x = 401,144.49 × 141,352.62 - Step 4: Simplify right side
267,719.10x = 56,702,824,660.06 - Step 5: Solve for x
x = 56,702,824,660.06/267,719.10 - Step 6: Final answer
x = 211,799.70
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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.