Finding the Fourth Proportional to 202,755.26, 279,777.84 and 112,098.98
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Solution
The fourth proportional to 202,755.26, 279,777.84 and 112,098.98 is: 154,683.09
Step by Step Solution
- Step 1: Write the proportion equation
202,755.26 : 279,777.84 = 112,098.98 : x - Step 2: Convert to fraction form
202,755.26/279,777.84 = 112,098.98/x - Step 3: Cross multiply
202,755.26x = 279,777.84 × 112,098.98 - Step 4: Simplify right side
202,755.26x = 31,362,810,490.60 - Step 5: Solve for x
x = 31,362,810,490.60/202,755.26 - Step 6: Final answer
x = 154,683.09
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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.