Finding the Fourth Proportional to 204,750.94, 282,473.06 and 135,872.88
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Solution
The fourth proportional to 204,750.94, 282,473.06 and 135,872.88 is: 187,449.34
Step by Step Solution
- Step 1: Write the proportion equation
204,750.94 : 282,473.06 = 135,872.88 : x - Step 2: Convert to fraction form
204,750.94/282,473.06 = 135,872.88/x - Step 3: Cross multiply
204,750.94x = 282,473.06 × 135,872.88 - Step 4: Simplify right side
204,750.94x = 38,380,428,289.65 - Step 5: Solve for x
x = 38,380,428,289.65/204,750.94 - Step 6: Final answer
x = 187,449.34
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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.