Finding the Fourth Proportional to 230,674.26, 345,971.50 and 104,285.12
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Solution
The fourth proportional to 230,674.26, 345,971.50 and 104,285.12 is: 156,409.65
Step by Step Solution
- Step 1: Write the proportion equation
230,674.26 : 345,971.50 = 104,285.12 : x - Step 2: Convert to fraction form
230,674.26/345,971.50 = 104,285.12/x - Step 3: Cross multiply
230,674.26x = 345,971.50 × 104,285.12 - Step 4: Simplify right side
230,674.26x = 36,079,679,394.08 - Step 5: Solve for x
x = 36,079,679,394.08/230,674.26 - Step 6: Final answer
x = 156,409.65
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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.