Finding the Fourth Proportional to 125,802.75, 173,611.44 and 69,217.77
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Solution
The fourth proportional to 125,802.75, 173,611.44 and 69,217.77 is: 95,522.53
Step by Step Solution
- Step 1: Write the proportion equation
125,802.75 : 173,611.44 = 69,217.77 : x - Step 2: Convert to fraction form
125,802.75/173,611.44 = 69,217.77/x - Step 3: Cross multiply
125,802.75x = 173,611.44 × 69,217.77 - Step 4: Simplify right side
125,802.75x = 12,016,996,723.29 - Step 5: Solve for x
x = 12,016,996,723.29/125,802.75 - Step 6: Final answer
x = 95,522.53
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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.