Finding the Fourth Proportional to 146,635.53, 202,252.69 and 134,574.97
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Solution
The fourth proportional to 146,635.53, 202,252.69 and 134,574.97 is: 185,617.69
Step by Step Solution
- Step 1: Write the proportion equation
146,635.53 : 202,252.69 = 134,574.97 : x - Step 2: Convert to fraction form
146,635.53/202,252.69 = 134,574.97/x - Step 3: Cross multiply
146,635.53x = 202,252.69 × 134,574.97 - Step 4: Simplify right side
146,635.53x = 27,218,148,974.00 - Step 5: Solve for x
x = 27,218,148,974.00/146,635.53 - Step 6: Final answer
x = 185,617.69
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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.