Finding the Fourth Proportional to 204,335.56, 306,104.82 and 115,319.80
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Solution
The fourth proportional to 204,335.56, 306,104.82 and 115,319.80 is: 172,754.79
Step by Step Solution
- Step 1: Write the proportion equation
204,335.56 : 306,104.82 = 115,319.80 : x - Step 2: Convert to fraction form
204,335.56/306,104.82 = 115,319.80/x - Step 3: Cross multiply
204,335.56x = 306,104.82 × 115,319.80 - Step 4: Simplify right side
204,335.56x = 35,299,946,621.44 - Step 5: Solve for x
x = 35,299,946,621.44/204,335.56 - Step 6: Final answer
x = 172,754.79
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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.