Finding the Fourth Proportional to 125,963.18, 188,941.62 and 51,063.29
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Solution
The fourth proportional to 125,963.18, 188,941.62 and 51,063.29 is: 76,593.66
Step by Step Solution
- Step 1: Write the proportion equation
125,963.18 : 188,941.62 = 51,063.29 : x - Step 2: Convert to fraction form
125,963.18/188,941.62 = 51,063.29/x - Step 3: Cross multiply
125,963.18x = 188,941.62 × 51,063.29 - Step 4: Simplify right side
125,963.18x = 9,647,980,735.13 - Step 5: Solve for x
x = 9,647,980,735.13/125,963.18 - Step 6: Final answer
x = 76,593.66
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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.