Finding the Fourth Proportional to 83,586.74, 125,391.04 and 44,145.41
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Solution
The fourth proportional to 83,586.74, 125,391.04 and 44,145.41 is: 66,223.88
Step by Step Solution
- Step 1: Write the proportion equation
83,586.74 : 125,391.04 = 44,145.41 : x - Step 2: Convert to fraction form
83,586.74/125,391.04 = 44,145.41/x - Step 3: Cross multiply
83,586.74x = 125,391.04 × 44,145.41 - Step 4: Simplify right side
83,586.74x = 5,535,438,133.81 - Step 5: Solve for x
x = 5,535,438,133.81/83,586.74 - Step 6: Final answer
x = 66,223.88
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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.