Finding the Fourth Proportional to 95,360.80, 131,694.24 and 79,286.08
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Solution
The fourth proportional to 95,360.80, 131,694.24 and 79,286.08 is: 109,494.89
Step by Step Solution
- Step 1: Write the proportion equation
95,360.80 : 131,694.24 = 79,286.08 : x - Step 2: Convert to fraction form
95,360.80/131,694.24 = 79,286.08/x - Step 3: Cross multiply
95,360.80x = 131,694.24 × 79,286.08 - Step 4: Simplify right side
95,360.80x = 10,441,520,048.18 - Step 5: Solve for x
x = 10,441,520,048.18/95,360.80 - Step 6: Final answer
x = 109,494.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.