Finding the Fourth Proportional to 199,125.20, 298,687.79 and 115,960.88
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Solution
The fourth proportional to 199,125.20, 298,687.79 and 115,960.88 is: 173,941.31
Step by Step Solution
- Step 1: Write the proportion equation
199,125.20 : 298,687.79 = 115,960.88 : x - Step 2: Convert to fraction form
199,125.20/298,687.79 = 115,960.88/x - Step 3: Cross multiply
199,125.20x = 298,687.79 × 115,960.88 - Step 4: Simplify right side
199,125.20x = 34,636,097,770.12 - Step 5: Solve for x
x = 34,636,097,770.12/199,125.20 - Step 6: Final answer
x = 173,941.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.