Finding the Fourth Proportional to 77,512.26, 116,265.33 and 22,108.26
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Solution
The fourth proportional to 77,512.26, 116,265.33 and 22,108.26 is: 33,161.52
Step by Step Solution
- Step 1: Write the proportion equation
77,512.26 : 116,265.33 = 22,108.26 : x - Step 2: Convert to fraction form
77,512.26/116,265.33 = 22,108.26/x - Step 3: Cross multiply
77,512.26x = 116,265.33 × 22,108.26 - Step 4: Simplify right side
77,512.26x = 2,570,424,144.63 - Step 5: Solve for x
x = 2,570,424,144.63/77,512.26 - Step 6: Final answer
x = 33,161.52
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1.5x scale
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.