Finding the Fourth Proportional to 163,845.89, 226,108.97 and 92,212.12
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Solution
The fourth proportional to 163,845.89, 226,108.97 and 92,212.12 is: 127,253.65
Step by Step Solution
- Step 1: Write the proportion equation
163,845.89 : 226,108.97 = 92,212.12 : x - Step 2: Convert to fraction form
163,845.89/226,108.97 = 92,212.12/x - Step 3: Cross multiply
163,845.89x = 226,108.97 × 92,212.12 - Step 4: Simplify right side
163,845.89x = 20,849,987,642.09 - Step 5: Solve for x
x = 20,849,987,642.09/163,845.89 - Step 6: Final answer
x = 127,253.65
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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.