Finding the Fourth Proportional to 225,888.12, 338,611.86 and 107,527.68
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Solution
The fourth proportional to 225,888.12, 338,611.86 and 107,527.68 is: 161,186.64
Step by Step Solution
- Step 1: Write the proportion equation
225,888.12 : 338,611.86 = 107,527.68 : x - Step 2: Convert to fraction form
225,888.12/338,611.86 = 107,527.68/x - Step 3: Cross multiply
225,888.12x = 338,611.86 × 107,527.68 - Step 4: Simplify right side
225,888.12x = 36,410,147,726.28 - Step 5: Solve for x
x = 36,410,147,726.28/225,888.12 - Step 6: Final answer
x = 161,186.64
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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.