Finding the Fourth Proportional to 112,524.26, 155,283.09 and 62,223.26
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Solution
The fourth proportional to 112,524.26, 155,283.09 and 62,223.26 is: 85,867.88
Step by Step Solution
- Step 1: Write the proportion equation
112,524.26 : 155,283.09 = 62,223.26 : x - Step 2: Convert to fraction form
112,524.26/155,283.09 = 62,223.26/x - Step 3: Cross multiply
112,524.26x = 155,283.09 × 62,223.26 - Step 4: Simplify right side
112,524.26x = 9,662,220,082.67 - Step 5: Solve for x
x = 9,662,220,082.67/112,524.26 - Step 6: Final answer
x = 85,867.88
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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.