Finding the Fourth Proportional to 230,680.14, 345,989.81 and 68,570.75
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Solution
The fourth proportional to 230,680.14, 345,989.81 and 68,570.75 is: 102,847.08
Step by Step Solution
- Step 1: Write the proportion equation
230,680.14 : 345,989.81 = 68,570.75 : x - Step 2: Convert to fraction form
230,680.14/345,989.81 = 68,570.75/x - Step 3: Cross multiply
230,680.14x = 345,989.81 × 68,570.75 - Step 4: Simplify right side
230,680.14x = 23,724,778,691.25 - Step 5: Solve for x
x = 23,724,778,691.25/230,680.14 - Step 6: Final answer
x = 102,847.08
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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.