Finding the Fourth Proportional to 135,298.12, 202,959.12 and 35,457.92
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Solution
The fourth proportional to 135,298.12, 202,959.12 and 35,457.92 is: 53,190.01
Step by Step Solution
- Step 1: Write the proportion equation
135,298.12 : 202,959.12 = 35,457.92 : x - Step 2: Convert to fraction form
135,298.12/202,959.12 = 35,457.92/x - Step 3: Cross multiply
135,298.12x = 202,959.12 × 35,457.92 - Step 4: Simplify right side
135,298.12x = 7,196,508,240.23 - Step 5: Solve for x
x = 7,196,508,240.23/135,298.12 - Step 6: Final answer
x = 53,190.01
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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.