Finding the Fourth Proportional to 179,795.47, 248,211.02 and 131,342.99
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Solution
The fourth proportional to 179,795.47, 248,211.02 and 131,342.99 is: 181,321.46
Step by Step Solution
- Step 1: Write the proportion equation
179,795.47 : 248,211.02 = 131,342.99 : x - Step 2: Convert to fraction form
179,795.47/248,211.02 = 131,342.99/x - Step 3: Cross multiply
179,795.47x = 248,211.02 × 131,342.99 - Step 4: Simplify right side
179,795.47x = 32,600,777,043.31 - Step 5: Solve for x
x = 32,600,777,043.31/179,795.47 - Step 6: Final answer
x = 181,321.46
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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.