Finding the Fourth Proportional to 302,459.81, 453,757.21 and 92,113.97
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Solution
The fourth proportional to 302,459.81, 453,757.21 and 92,113.97 is: 138,191.50
Step by Step Solution
- Step 1: Write the proportion equation
302,459.81 : 453,757.21 = 92,113.97 : x - Step 2: Convert to fraction form
302,459.81/453,757.21 = 92,113.97/x - Step 3: Cross multiply
302,459.81x = 453,757.21 × 92,113.97 - Step 4: Simplify right side
302,459.81x = 41,797,375,530.15 - Step 5: Solve for x
x = 41,797,375,530.15/302,459.81 - Step 6: Final answer
x = 138,191.50
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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.