Finding the Fourth Proportional to 146,535.44, 202,217.56 and 82,885.68
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Solution
The fourth proportional to 146,535.44, 202,217.56 and 82,885.68 is: 114,381.48
Step by Step Solution
- Step 1: Write the proportion equation
146,535.44 : 202,217.56 = 82,885.68 : x - Step 2: Convert to fraction form
146,535.44/202,217.56 = 82,885.68/x - Step 3: Cross multiply
146,535.44x = 202,217.56 × 82,885.68 - Step 4: Simplify right side
146,535.44x = 16,760,939,968.54 - Step 5: Solve for x
x = 16,760,939,968.54/146,535.44 - Step 6: Final answer
x = 114,381.48
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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.