Finding the Fourth Proportional to 181,322.70, 250,121.08 and 113,221.44
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Solution
The fourth proportional to 181,322.70, 250,121.08 and 113,221.44 is: 156,180.49
Step by Step Solution
- Step 1: Write the proportion equation
181,322.70 : 250,121.08 = 113,221.44 : x - Step 2: Convert to fraction form
181,322.70/250,121.08 = 113,221.44/x - Step 3: Cross multiply
181,322.70x = 250,121.08 × 113,221.44 - Step 4: Simplify right side
181,322.70x = 28,319,068,851.96 - Step 5: Solve for x
x = 28,319,068,851.96/181,322.70 - Step 6: Final answer
x = 156,180.49
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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.