Finding the Fourth Proportional to 193,708.63, 267,304.94 and 107,662.02
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Solution
The fourth proportional to 193,708.63, 267,304.94 and 107,662.02 is: 148,566.38
Step by Step Solution
- Step 1: Write the proportion equation
193,708.63 : 267,304.94 = 107,662.02 : x - Step 2: Convert to fraction form
193,708.63/267,304.94 = 107,662.02/x - Step 3: Cross multiply
193,708.63x = 267,304.94 × 107,662.02 - Step 4: Simplify right side
193,708.63x = 28,778,590,236.10 - Step 5: Solve for x
x = 28,778,590,236.10/193,708.63 - Step 6: Final answer
x = 148,566.38
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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.