Finding the Fourth Proportional to 146,059.36, 201,514.80 and 115,334.92
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Solution
The fourth proportional to 146,059.36, 201,514.80 and 115,334.92 is: 159,124.98
Step by Step Solution
- Step 1: Write the proportion equation
146,059.36 : 201,514.80 = 115,334.92 : x - Step 2: Convert to fraction form
146,059.36/201,514.80 = 115,334.92/x - Step 3: Cross multiply
146,059.36x = 201,514.80 × 115,334.92 - Step 4: Simplify right side
146,059.36x = 23,241,693,336.82 - Step 5: Solve for x
x = 23,241,693,336.82/146,059.36 - Step 6: Final answer
x = 159,124.98
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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.