Finding the Fourth Proportional to 125,913.26, 173,755.04 and 69,320.99
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Solution
The fourth proportional to 125,913.26, 173,755.04 and 69,320.99 is: 95,660.07
Step by Step Solution
- Step 1: Write the proportion equation
125,913.26 : 173,755.04 = 69,320.99 : x - Step 2: Convert to fraction form
125,913.26/173,755.04 = 69,320.99/x - Step 3: Cross multiply
125,913.26x = 173,755.04 × 69,320.99 - Step 4: Simplify right side
125,913.26x = 12,044,870,174.91 - Step 5: Solve for x
x = 12,044,870,174.91/125,913.26 - Step 6: Final answer
x = 95,660.07
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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.