Finding the Fourth Proportional to 146,845.92, 202,744.86 and 112,793.52
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Solution
The fourth proportional to 146,845.92, 202,744.86 and 112,793.52 is: 155,729.94
Step by Step Solution
- Step 1: Write the proportion equation
146,845.92 : 202,744.86 = 112,793.52 : x - Step 2: Convert to fraction form
146,845.92/202,744.86 = 112,793.52/x - Step 3: Cross multiply
146,845.92x = 202,744.86 × 112,793.52 - Step 4: Simplify right side
146,845.92x = 22,868,306,421.31 - Step 5: Solve for x
x = 22,868,306,421.31/146,845.92 - Step 6: Final answer
x = 155,729.94
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1.5x scale
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.