Finding the Fourth Proportional to 134,940.63, 202,290.67 and 68,346.48
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Solution
The fourth proportional to 134,940.63, 202,290.67 and 68,346.48 is: 102,458.80
Step by Step Solution
- Step 1: Write the proportion equation
134,940.63 : 202,290.67 = 68,346.48 : x - Step 2: Convert to fraction form
134,940.63/202,290.67 = 68,346.48/x - Step 3: Cross multiply
134,940.63x = 202,290.67 × 68,346.48 - Step 4: Simplify right side
134,940.63x = 13,825,855,690.92 - Step 5: Solve for x
x = 13,825,855,690.92/134,940.63 - Step 6: Final answer
x = 102,458.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.