Finding the Fourth Proportional to 184,452.40, 276,678.60 and 168,122.80
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Solution
The fourth proportional to 184,452.40, 276,678.60 and 168,122.80 is: 252,184.20
Step by Step Solution
- Step 1: Write the proportion equation
184,452.40 : 276,678.60 = 168,122.80 : x - Step 2: Convert to fraction form
184,452.40/276,678.60 = 168,122.80/x - Step 3: Cross multiply
184,452.40x = 276,678.60 × 168,122.80 - Step 4: Simplify right side
184,452.40x = 46,515,980,932.08 - Step 5: Solve for x
x = 46,515,980,932.08/184,452.40 - Step 6: Final answer
x = 252,184.20
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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.