Finding the Fourth Proportional to 266,874.30, 368,197.11 and 153,694.62
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Solution
The fourth proportional to 266,874.30, 368,197.11 and 153,694.62 is: 212,047.08
Step by Step Solution
- Step 1: Write the proportion equation
266,874.30 : 368,197.11 = 153,694.62 : x - Step 2: Convert to fraction form
266,874.30/368,197.11 = 153,694.62/x - Step 3: Cross multiply
266,874.30x = 368,197.11 × 153,694.62 - Step 4: Simplify right side
266,874.30x = 56,589,914,906.55 - Step 5: Solve for x
x = 56,589,914,906.55/266,874.30 - Step 6: Final answer
x = 212,047.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.