Finding the Fourth Proportional to 204,124.74, 305,819.70 and 192,116.88
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Solution
The fourth proportional to 204,124.74, 305,819.70 and 192,116.88 is: 287,829.52
Step by Step Solution
- Step 1: Write the proportion equation
204,124.74 : 305,819.70 = 192,116.88 : x - Step 2: Convert to fraction form
204,124.74/305,819.70 = 192,116.88/x - Step 3: Cross multiply
204,124.74x = 305,819.70 × 192,116.88 - Step 4: Simplify right side
204,124.74x = 58,753,126,606.54 - Step 5: Solve for x
x = 58,753,126,606.54/204,124.74 - Step 6: Final answer
x = 287,829.52
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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.