Finding the Fourth Proportional to 125,805.26, 173,611.26 and 69,216.63
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Solution
The fourth proportional to 125,805.26, 173,611.26 and 69,216.63 is: 95,518.95
Step by Step Solution
- Step 1: Write the proportion equation
125,805.26 : 173,611.26 = 69,216.63 : x - Step 2: Convert to fraction form
125,805.26/173,611.26 = 69,216.63/x - Step 3: Cross multiply
125,805.26x = 173,611.26 × 69,216.63 - Step 4: Simplify right side
125,805.26x = 12,016,786,347.25 - Step 5: Solve for x
x = 12,016,786,347.25/125,805.26 - Step 6: Final answer
x = 95,518.95
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1.5x scale
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.