Finding the Fourth Proportional to 115,327.24, 159,010.20 and 94,837.70
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Solution
The fourth proportional to 115,327.24, 159,010.20 and 94,837.70 is: 130,759.76
Step by Step Solution
- Step 1: Write the proportion equation
115,327.24 : 159,010.20 = 94,837.70 : x - Step 2: Convert to fraction form
115,327.24/159,010.20 = 94,837.70/x - Step 3: Cross multiply
115,327.24x = 159,010.20 × 94,837.70 - Step 4: Simplify right side
115,327.24x = 15,080,162,042.07 - Step 5: Solve for x
x = 15,080,162,042.07/115,327.24 - Step 6: Final answer
x = 130,759.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.