Finding the Fourth Proportional to 202,729.44, 279,444.56 and 159,640.58
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Solution
The fourth proportional to 202,729.44, 279,444.56 and 159,640.58 is: 220,050.39
Step by Step Solution
- Step 1: Write the proportion equation
202,729.44 : 279,444.56 = 159,640.58 : x - Step 2: Convert to fraction form
202,729.44/279,444.56 = 159,640.58/x - Step 3: Cross multiply
202,729.44x = 279,444.56 × 159,640.58 - Step 4: Simplify right side
202,729.44x = 44,610,691,636.24 - Step 5: Solve for x
x = 44,610,691,636.24/202,729.44 - Step 6: Final answer
x = 220,050.39
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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.