Finding the Fourth Proportional to 95,872.72, 132,305.02 and 53,433.99
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Solution
The fourth proportional to 95,872.72, 132,305.02 and 53,433.99 is: 73,739.28
Step by Step Solution
- Step 1: Write the proportion equation
95,872.72 : 132,305.02 = 53,433.99 : x - Step 2: Convert to fraction form
95,872.72/132,305.02 = 53,433.99/x - Step 3: Cross multiply
95,872.72x = 132,305.02 × 53,433.99 - Step 4: Simplify right side
95,872.72x = 7,069,585,115.63 - Step 5: Solve for x
x = 7,069,585,115.63/95,872.72 - Step 6: Final answer
x = 73,739.28
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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.