Finding the Fourth Proportional to 168,517.13, 252,780.87 and 73,698.53
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Solution
The fourth proportional to 168,517.13, 252,780.87 and 73,698.53 is: 110,550.06
Step by Step Solution
- Step 1: Write the proportion equation
168,517.13 : 252,780.87 = 73,698.53 : x - Step 2: Convert to fraction form
168,517.13/252,780.87 = 73,698.53/x - Step 3: Cross multiply
168,517.13x = 252,780.87 × 73,698.53 - Step 4: Simplify right side
168,517.13x = 18,629,578,531.12 - Step 5: Solve for x
x = 18,629,578,531.12/168,517.13 - Step 6: Final answer
x = 110,550.06
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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.