Finding the Fourth Proportional to 168,373.44, 232,351.84 and 91,888.96
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Solution
The fourth proportional to 168,373.44, 232,351.84 and 91,888.96 is: 126,804.85
Step by Step Solution
- Step 1: Write the proportion equation
168,373.44 : 232,351.84 = 91,888.96 : x - Step 2: Convert to fraction form
168,373.44/232,351.84 = 91,888.96/x - Step 3: Cross multiply
168,373.44x = 232,351.84 × 91,888.96 - Step 4: Simplify right side
168,373.44x = 21,350,568,931.69 - Step 5: Solve for x
x = 21,350,568,931.69/168,373.44 - Step 6: Final answer
x = 126,804.85
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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.