Finding the Fourth Proportional to 77,542.21, 116,313.37 and 24,951.70
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Solution
The fourth proportional to 77,542.21, 116,313.37 and 24,951.70 is: 37,427.56
Step by Step Solution
- Step 1: Write the proportion equation
77,542.21 : 116,313.37 = 24,951.70 : x - Step 2: Convert to fraction form
77,542.21/116,313.37 = 24,951.70/x - Step 3: Cross multiply
77,542.21x = 116,313.37 × 24,951.70 - Step 4: Simplify right side
77,542.21x = 2,902,215,742.98 - Step 5: Solve for x
x = 2,902,215,742.98/77,542.21 - Step 6: Final answer
x = 37,427.56
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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.