Finding the Fourth Proportional to 77,202.24, 115,809.84 and 24,597.60
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Solution
The fourth proportional to 77,202.24, 115,809.84 and 24,597.60 is: 36,898.46
Step by Step Solution
- Step 1: Write the proportion equation
77,202.24 : 115,809.84 = 24,597.60 : x - Step 2: Convert to fraction form
77,202.24/115,809.84 = 24,597.60/x - Step 3: Cross multiply
77,202.24x = 115,809.84 × 24,597.60 - Step 4: Simplify right side
77,202.24x = 2,848,644,120.38 - Step 5: Solve for x
x = 2,848,644,120.38/77,202.24 - Step 6: Final answer
x = 36,898.46
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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.