Finding the Fourth Proportional to 193,512.24, 267,045.84 and 108,629.28
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Solution
The fourth proportional to 193,512.24, 267,045.84 and 108,629.28 is: 149,907.82
Step by Step Solution
- Step 1: Write the proportion equation
193,512.24 : 267,045.84 = 108,629.28 : x - Step 2: Convert to fraction form
193,512.24/267,045.84 = 108,629.28/x - Step 3: Cross multiply
193,512.24x = 267,045.84 × 108,629.28 - Step 4: Simplify right side
193,512.24x = 29,008,997,326.20 - Step 5: Solve for x
x = 29,008,997,326.20/193,512.24 - Step 6: Final answer
x = 149,907.82
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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.