Finding the Fourth Proportional to 187,293.92, 280,496.99 and 107,375.31
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Solution
The fourth proportional to 187,293.92, 280,496.99 and 107,375.31 is: 160,808.48
Step by Step Solution
- Step 1: Write the proportion equation
187,293.92 : 280,496.99 = 107,375.31 : x - Step 2: Convert to fraction form
187,293.92/280,496.99 = 107,375.31/x - Step 3: Cross multiply
187,293.92x = 280,496.99 × 107,375.31 - Step 4: Simplify right side
187,293.92x = 30,118,450,718.44 - Step 5: Solve for x
x = 30,118,450,718.44/187,293.92 - Step 6: Final answer
x = 160,808.48
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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.