Finding the Fourth Proportional to 77,608.26, 116,349.60 and 24,272.80
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Solution
The fourth proportional to 77,608.26, 116,349.60 and 24,272.80 is: 36,389.56
Step by Step Solution
- Step 1: Write the proportion equation
77,608.26 : 116,349.60 = 24,272.80 : x - Step 2: Convert to fraction form
77,608.26/116,349.60 = 24,272.80/x - Step 3: Cross multiply
77,608.26x = 116,349.60 × 24,272.80 - Step 4: Simplify right side
77,608.26x = 2,824,130,371.03 - Step 5: Solve for x
x = 2,824,130,371.03/77,608.26 - Step 6: Final answer
x = 36,389.56
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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.