Finding the Fourth Proportional to 146,080.36, 201,586.81 and 82,424.08
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Solution
The fourth proportional to 146,080.36, 201,586.81 and 82,424.08 is: 113,742.92
Step by Step Solution
- Step 1: Write the proportion equation
146,080.36 : 201,586.81 = 82,424.08 : x - Step 2: Convert to fraction form
146,080.36/201,586.81 = 82,424.08/x - Step 3: Cross multiply
146,080.36x = 201,586.81 × 82,424.08 - Step 4: Simplify right side
146,080.36x = 16,615,605,934.33 - Step 5: Solve for x
x = 16,615,605,934.33/146,080.36 - Step 6: Final answer
x = 113,742.92
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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.