Finding the Fourth Proportional to 127,096.70, 175,387.50 and 69,734.70
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Solution
The fourth proportional to 127,096.70, 175,387.50 and 69,734.70 is: 96,230.63
Step by Step Solution
- Step 1: Write the proportion equation
127,096.70 : 175,387.50 = 69,734.70 : x - Step 2: Convert to fraction form
127,096.70/175,387.50 = 69,734.70/x - Step 3: Cross multiply
127,096.70x = 175,387.50 × 69,734.70 - Step 4: Simplify right side
127,096.70x = 12,230,594,696.25 - Step 5: Solve for x
x = 12,230,594,696.25/127,096.70 - Step 6: Final answer
x = 96,230.63
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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.