Finding the Fourth Proportional to 252,739.93, 379,102.56 and 102,943.18
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Solution
The fourth proportional to 252,739.93, 379,102.56 and 102,943.18 is: 154,411.78
Step by Step Solution
- Step 1: Write the proportion equation
252,739.93 : 379,102.56 = 102,943.18 : x - Step 2: Convert to fraction form
252,739.93/379,102.56 = 102,943.18/x - Step 3: Cross multiply
252,739.93x = 379,102.56 × 102,943.18 - Step 4: Simplify right side
252,739.93x = 39,026,023,072.54 - Step 5: Solve for x
x = 39,026,023,072.54/252,739.93 - Step 6: Final answer
x = 154,411.78
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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.