Finding the Fourth Proportional to 252,247.48, 378,369.87 and 108,132.07
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Solution
The fourth proportional to 252,247.48, 378,369.87 and 108,132.07 is: 162,197.53
Step by Step Solution
- Step 1: Write the proportion equation
252,247.48 : 378,369.87 = 108,132.07 : x - Step 2: Convert to fraction form
252,247.48/378,369.87 = 108,132.07/x - Step 3: Cross multiply
252,247.48x = 378,369.87 × 108,132.07 - Step 4: Simplify right side
252,247.48x = 40,913,917,268.73 - Step 5: Solve for x
x = 40,913,917,268.73/252,247.48 - Step 6: Final answer
x = 162,197.53
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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.