Finding the Fourth Proportional to 83,865.99, 125,732.81 and 41,723.07
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Solution
The fourth proportional to 83,865.99, 125,732.81 and 41,723.07 is: 62,551.68
Step by Step Solution
- Step 1: Write the proportion equation
83,865.99 : 125,732.81 = 41,723.07 : x - Step 2: Convert to fraction form
83,865.99/125,732.81 = 41,723.07/x - Step 3: Cross multiply
83,865.99x = 125,732.81 × 41,723.07 - Step 4: Simplify right side
83,865.99x = 5,245,958,624.31 - Step 5: Solve for x
x = 5,245,958,624.31/83,865.99 - Step 6: Final answer
x = 62,551.68
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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.