Finding the Fourth Proportional to 73,732.18, 101,750.46 and 40,198.18
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Solution
The fourth proportional to 73,732.18, 101,750.46 and 40,198.18 is: 55,473.52
Step by Step Solution
- Step 1: Write the proportion equation
73,732.18 : 101,750.46 = 40,198.18 : x - Step 2: Convert to fraction form
73,732.18/101,750.46 = 40,198.18/x - Step 3: Cross multiply
73,732.18x = 101,750.46 × 40,198.18 - Step 4: Simplify right side
73,732.18x = 4,090,183,306.16 - Step 5: Solve for x
x = 4,090,183,306.16/73,732.18 - Step 6: Final answer
x = 55,473.52
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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.