Finding the Fourth Proportional to 163,975.11, 226,279.74 and 92,361.79
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Solution
The fourth proportional to 163,975.11, 226,279.74 and 92,361.79 is: 127,455.94
Step by Step Solution
- Step 1: Write the proportion equation
163,975.11 : 226,279.74 = 92,361.79 : x - Step 2: Convert to fraction form
163,975.11/226,279.74 = 92,361.79/x - Step 3: Cross multiply
163,975.11x = 226,279.74 × 92,361.79 - Step 4: Simplify right side
163,975.11x = 20,899,601,827.13 - Step 5: Solve for x
x = 20,899,601,827.13/163,975.11 - Step 6: Final answer
x = 127,455.94
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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.