Finding the Fourth Proportional to 252,044.60, 378,077.44 and 117,235.14
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Solution
The fourth proportional to 252,044.60, 378,077.44 and 117,235.14 is: 175,857.61
Step by Step Solution
- Step 1: Write the proportion equation
252,044.60 : 378,077.44 = 117,235.14 : x - Step 2: Convert to fraction form
252,044.60/378,077.44 = 117,235.14/x - Step 3: Cross multiply
252,044.60x = 378,077.44 × 117,235.14 - Step 4: Simplify right side
252,044.60x = 44,323,961,609.24 - Step 5: Solve for x
x = 44,323,961,609.24/252,044.60 - Step 6: Final answer
x = 175,857.61
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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.