Finding the Fourth Proportional to 270,042.60, 405,121.26 and 92,501.94
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Solution
The fourth proportional to 270,042.60, 405,121.26 and 92,501.94 is: 138,772.56
Step by Step Solution
- Step 1: Write the proportion equation
270,042.60 : 405,121.26 = 92,501.94 : x - Step 2: Convert to fraction form
270,042.60/405,121.26 = 92,501.94/x - Step 3: Cross multiply
270,042.60x = 405,121.26 × 92,501.94 - Step 4: Simplify right side
270,042.60x = 37,474,502,485.24 - Step 5: Solve for x
x = 37,474,502,485.24/270,042.60 - Step 6: Final answer
x = 138,772.56
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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.