Finding the Fourth Proportional to 125,512.52, 188,269.26 and 88,239.44
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Solution
The fourth proportional to 125,512.52, 188,269.26 and 88,239.44 is: 132,359.50
Step by Step Solution
- Step 1: Write the proportion equation
125,512.52 : 188,269.26 = 88,239.44 : x - Step 2: Convert to fraction form
125,512.52/188,269.26 = 88,239.44/x - Step 3: Cross multiply
125,512.52x = 188,269.26 × 88,239.44 - Step 4: Simplify right side
125,512.52x = 16,612,774,071.61 - Step 5: Solve for x
x = 16,612,774,071.61/125,512.52 - Step 6: Final answer
x = 132,359.50
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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.