Finding the Fourth Proportional to 135,299.66, 202,943.46 and 35,457.62
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Solution
The fourth proportional to 135,299.66, 202,943.46 and 35,457.62 is: 53,184.85
Step by Step Solution
- Step 1: Write the proportion equation
135,299.66 : 202,943.46 = 35,457.62 : x - Step 2: Convert to fraction form
135,299.66/202,943.46 = 35,457.62/x - Step 3: Cross multiply
135,299.66x = 202,943.46 × 35,457.62 - Step 4: Simplify right side
135,299.66x = 7,195,892,086.17 - Step 5: Solve for x
x = 7,195,892,086.17/135,299.66 - Step 6: Final answer
x = 53,184.85
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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.