Finding the Fourth Proportional to 125,963.10, 188,889.98 and 41,690.70
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Solution
The fourth proportional to 125,963.10, 188,889.98 and 41,690.70 is: 62,517.95
Step by Step Solution
- Step 1: Write the proportion equation
125,963.10 : 188,889.98 = 41,690.70 : x - Step 2: Convert to fraction form
125,963.10/188,889.98 = 41,690.70/x - Step 3: Cross multiply
125,963.10x = 188,889.98 × 41,690.70 - Step 4: Simplify right side
125,963.10x = 7,874,955,280.73 - Step 5: Solve for x
x = 7,874,955,280.73/125,963.10 - Step 6: Final answer
x = 62,517.95
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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.