Finding the Fourth Proportional to 203,228.08, 280,591.62 and 126,863.44
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Solution
The fourth proportional to 203,228.08, 280,591.62 and 126,863.44 is: 175,156.99
Step by Step Solution
- Step 1: Write the proportion equation
203,228.08 : 280,591.62 = 126,863.44 : x - Step 2: Convert to fraction form
203,228.08/280,591.62 = 126,863.44/x - Step 3: Cross multiply
203,228.08x = 280,591.62 × 126,863.44 - Step 4: Simplify right side
203,228.08x = 35,596,818,148.37 - Step 5: Solve for x
x = 35,596,818,148.37/203,228.08 - Step 6: Final answer
x = 175,156.99
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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.