Finding the Fourth Proportional to 202,232.40, 303,348.60 and 127,108.95
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Solution
The fourth proportional to 202,232.40, 303,348.60 and 127,108.95 is: 190,663.43
Step by Step Solution
- Step 1: Write the proportion equation
202,232.40 : 303,348.60 = 127,108.95 : x - Step 2: Convert to fraction form
202,232.40/303,348.60 = 127,108.95/x - Step 3: Cross multiply
202,232.40x = 303,348.60 × 127,108.95 - Step 4: Simplify right side
202,232.40x = 38,558,322,029.97 - Step 5: Solve for x
x = 38,558,322,029.97/202,232.40 - Step 6: Final answer
x = 190,663.43
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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.