Finding the Fourth Proportional to 95,920.20, 132,343.86 and 54,526.62
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Solution
The fourth proportional to 95,920.20, 132,343.86 and 54,526.62 is: 75,231.95
Step by Step Solution
- Step 1: Write the proportion equation
95,920.20 : 132,343.86 = 54,526.62 : x - Step 2: Convert to fraction form
95,920.20/132,343.86 = 54,526.62/x - Step 3: Cross multiply
95,920.20x = 132,343.86 × 54,526.62 - Step 4: Simplify right side
95,920.20x = 7,216,263,363.55 - Step 5: Solve for x
x = 7,216,263,363.55/95,920.20 - Step 6: Final answer
x = 75,231.95
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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.