Finding the Fourth Proportional to 125,916.12, 188,828.82 and 41,660.73
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Solution
The fourth proportional to 125,916.12, 188,828.82 and 41,660.73 is: 62,476.09
Step by Step Solution
- Step 1: Write the proportion equation
125,916.12 : 188,828.82 = 41,660.73 : x - Step 2: Convert to fraction form
125,916.12/188,828.82 = 41,660.73/x - Step 3: Cross multiply
125,916.12x = 188,828.82 × 41,660.73 - Step 4: Simplify right side
125,916.12x = 7,866,746,486.24 - Step 5: Solve for x
x = 7,866,746,486.24/125,916.12 - Step 6: Final answer
x = 62,476.09
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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.