Finding the Fourth Proportional to 135,134.12, 202,734.21 and 95,230.94
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Solution
The fourth proportional to 135,134.12, 202,734.21 and 95,230.94 is: 142,869.69
Step by Step Solution
- Step 1: Write the proportion equation
135,134.12 : 202,734.21 = 95,230.94 : x - Step 2: Convert to fraction form
135,134.12/202,734.21 = 95,230.94/x - Step 3: Cross multiply
135,134.12x = 202,734.21 × 95,230.94 - Step 4: Simplify right side
135,134.12x = 19,306,569,388.46 - Step 5: Solve for x
x = 19,306,569,388.46/135,134.12 - Step 6: Final answer
x = 142,869.69
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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.