Finding the Fourth Proportional to 200,375.01, 276,387.12 and 135,073.62
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Solution
The fourth proportional to 200,375.01, 276,387.12 and 135,073.62 is: 186,313.70
Step by Step Solution
- Step 1: Write the proportion equation
200,375.01 : 276,387.12 = 135,073.62 : x - Step 2: Convert to fraction form
200,375.01/276,387.12 = 135,073.62/x - Step 3: Cross multiply
200,375.01x = 276,387.12 × 135,073.62 - Step 4: Simplify right side
200,375.01x = 37,332,608,819.77 - Step 5: Solve for x
x = 37,332,608,819.77/200,375.01 - Step 6: Final answer
x = 186,313.70
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1.5x scale
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.