Finding the Fourth Proportional to 195,457.05, 293,247.81 and 87,369.84
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Solution
The fourth proportional to 195,457.05, 293,247.81 and 87,369.84 is: 131,082.58
Step by Step Solution
- Step 1: Write the proportion equation
195,457.05 : 293,247.81 = 87,369.84 : x - Step 2: Convert to fraction form
195,457.05/293,247.81 = 87,369.84/x - Step 3: Cross multiply
195,457.05x = 293,247.81 × 87,369.84 - Step 4: Simplify right side
195,457.05x = 25,621,014,240.05 - Step 5: Solve for x
x = 25,621,014,240.05/195,457.05 - Step 6: Final answer
x = 131,082.58
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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.