Finding the Fourth Proportional to 229,149.80, 343,724.70 and 166,941.80
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Solution
The fourth proportional to 229,149.80, 343,724.70 and 166,941.80 is: 250,412.70
Step by Step Solution
- Step 1: Write the proportion equation
229,149.80 : 343,724.70 = 166,941.80 : x - Step 2: Convert to fraction form
229,149.80/343,724.70 = 166,941.80/x - Step 3: Cross multiply
229,149.80x = 343,724.70 × 166,941.80 - Step 4: Simplify right side
229,149.80x = 57,382,020,122.46 - Step 5: Solve for x
x = 57,382,020,122.46/229,149.80 - Step 6: Final answer
x = 250,412.70
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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.