Finding the Fourth Proportional to 135,691.27, 203,556.95 and 46,920.94
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Solution
The fourth proportional to 135,691.27, 203,556.95 and 46,920.94 is: 70,388.33
Step by Step Solution
- Step 1: Write the proportion equation
135,691.27 : 203,556.95 = 46,920.94 : x - Step 2: Convert to fraction form
135,691.27/203,556.95 = 46,920.94/x - Step 3: Cross multiply
135,691.27x = 203,556.95 × 46,920.94 - Step 4: Simplify right side
135,691.27x = 9,551,082,185.14 - Step 5: Solve for x
x = 9,551,082,185.14/135,691.27 - Step 6: Final answer
x = 70,388.33
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1.5x scale
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.