Finding the Fourth Proportional to 83,532.66, 125,306.91 and 30,238.08
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Solution
The fourth proportional to 83,532.66, 125,306.91 and 30,238.08 is: 45,359.99
Step by Step Solution
- Step 1: Write the proportion equation
83,532.66 : 125,306.91 = 30,238.08 : x - Step 2: Convert to fraction form
83,532.66/125,306.91 = 30,238.08/x - Step 3: Cross multiply
83,532.66x = 125,306.91 × 30,238.08 - Step 4: Simplify right side
83,532.66x = 3,789,040,369.13 - Step 5: Solve for x
x = 3,789,040,369.13/83,532.66 - Step 6: Final answer
x = 45,359.99
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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.