Finding the Fourth Proportional to 293,057.76, 439,581.84 and 93,375.44
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Solution
The fourth proportional to 293,057.76, 439,581.84 and 93,375.44 is: 140,061.62
Step by Step Solution
- Step 1: Write the proportion equation
293,057.76 : 439,581.84 = 93,375.44 : x - Step 2: Convert to fraction form
293,057.76/439,581.84 = 93,375.44/x - Step 3: Cross multiply
293,057.76x = 439,581.84 × 93,375.44 - Step 4: Simplify right side
293,057.76x = 41,046,145,528.10 - Step 5: Solve for x
x = 41,046,145,528.10/293,057.76 - Step 6: Final answer
x = 140,061.62
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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.