Finding the Fourth Proportional to 194,627.26, 268,585.50 and 105,203.26
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Solution
The fourth proportional to 194,627.26, 268,585.50 and 105,203.26 is: 145,180.43
Step by Step Solution
- Step 1: Write the proportion equation
194,627.26 : 268,585.50 = 105,203.26 : x - Step 2: Convert to fraction form
194,627.26/268,585.50 = 105,203.26/x - Step 3: Cross multiply
194,627.26x = 268,585.50 × 105,203.26 - Step 4: Simplify right side
194,627.26x = 28,256,070,188.73 - Step 5: Solve for x
x = 28,256,070,188.73/194,627.26 - Step 6: Final answer
x = 145,180.43
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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.