Finding the Fourth Proportional to 125,611.19, 173,344.14 and 68,250.96
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Solution
The fourth proportional to 125,611.19, 173,344.14 and 68,250.96 is: 94,186.71
Step by Step Solution
- Step 1: Write the proportion equation
125,611.19 : 173,344.14 = 68,250.96 : x - Step 2: Convert to fraction form
125,611.19/173,344.14 = 68,250.96/x - Step 3: Cross multiply
125,611.19x = 173,344.14 × 68,250.96 - Step 4: Simplify right side
125,611.19x = 11,830,903,965.37 - Step 5: Solve for x
x = 11,830,903,965.37/125,611.19 - Step 6: Final answer
x = 94,186.71
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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.