Finding the Fourth Proportional to 146,833.92, 202,629.12 and 79,764.48
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Solution
The fourth proportional to 146,833.92, 202,629.12 and 79,764.48 is: 110,074.06
Step by Step Solution
- Step 1: Write the proportion equation
146,833.92 : 202,629.12 = 79,764.48 : x - Step 2: Convert to fraction form
146,833.92/202,629.12 = 79,764.48/x - Step 3: Cross multiply
146,833.92x = 202,629.12 × 79,764.48 - Step 4: Simplify right side
146,833.92x = 16,162,606,389.66 - Step 5: Solve for x
x = 16,162,606,389.66/146,833.92 - Step 6: Final answer
x = 110,074.06
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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.