Finding the Fourth Proportional to 125,510.38, 173,057.99 and 93,623.92
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Solution
The fourth proportional to 125,510.38, 173,057.99 and 93,623.92 is: 129,091.85
Step by Step Solution
- Step 1: Write the proportion equation
125,510.38 : 173,057.99 = 93,623.92 : x - Step 2: Convert to fraction form
125,510.38/173,057.99 = 93,623.92/x - Step 3: Cross multiply
125,510.38x = 173,057.99 × 93,623.92 - Step 4: Simplify right side
125,510.38x = 16,202,366,510.36 - Step 5: Solve for x
x = 16,202,366,510.36/125,510.38 - Step 6: Final answer
x = 129,091.85
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1.5x scale
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.