Finding the Fourth Proportional to 193,793.58, 267,441.21 and 117,326.70
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Solution
The fourth proportional to 193,793.58, 267,441.21 and 117,326.70 is: 161,914.52
Step by Step Solution
- Step 1: Write the proportion equation
193,793.58 : 267,441.21 = 117,326.70 : x - Step 2: Convert to fraction form
193,793.58/267,441.21 = 117,326.70/x - Step 3: Cross multiply
193,793.58x = 267,441.21 × 117,326.70 - Step 4: Simplify right side
193,793.58x = 31,377,994,613.31 - Step 5: Solve for x
x = 31,377,994,613.31/193,793.58 - Step 6: Final answer
x = 161,914.52
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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.