Finding the Fourth Proportional to 146,736.96, 202,680.24 and 113,153.28
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Solution
The fourth proportional to 146,736.96, 202,680.24 and 113,153.28 is: 156,292.82
Step by Step Solution
- Step 1: Write the proportion equation
146,736.96 : 202,680.24 = 113,153.28 : x - Step 2: Convert to fraction form
146,736.96/202,680.24 = 113,153.28/x - Step 3: Cross multiply
146,736.96x = 202,680.24 × 113,153.28 - Step 4: Simplify right side
146,736.96x = 22,933,933,947.19 - Step 5: Solve for x
x = 22,933,933,947.19/146,736.96 - Step 6: Final answer
x = 156,292.82
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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.