Finding the Fourth Proportional to 151,403.52, 227,029.76 and 88,245.12
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Solution
The fourth proportional to 151,403.52, 227,029.76 and 88,245.12 is: 132,323.66
Step by Step Solution
- Step 1: Write the proportion equation
151,403.52 : 227,029.76 = 88,245.12 : x - Step 2: Convert to fraction form
151,403.52/227,029.76 = 88,245.12/x - Step 3: Cross multiply
151,403.52x = 227,029.76 × 88,245.12 - Step 4: Simplify right side
151,403.52x = 20,034,268,414.77 - Step 5: Solve for x
x = 20,034,268,414.77/151,403.52 - Step 6: Final answer
x = 132,323.66
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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.