Finding the Fourth Proportional to 77,503.26, 116,256.24 and 21,343.08
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Solution
The fourth proportional to 77,503.26, 116,256.24 and 21,343.08 is: 32,014.99
Step by Step Solution
- Step 1: Write the proportion equation
77,503.26 : 116,256.24 = 21,343.08 : x - Step 2: Convert to fraction form
77,503.26/116,256.24 = 21,343.08/x - Step 3: Cross multiply
77,503.26x = 116,256.24 × 21,343.08 - Step 4: Simplify right side
77,503.26x = 2,481,266,230.82 - Step 5: Solve for x
x = 2,481,266,230.82/77,503.26 - Step 6: Final answer
x = 32,014.99
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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.