Finding the Fourth Proportional to 83,660.05, 125,504.70 and 27,484.57
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Solution
The fourth proportional to 83,660.05, 125,504.70 and 27,484.57 is: 41,231.66
Step by Step Solution
- Step 1: Write the proportion equation
83,660.05 : 125,504.70 = 27,484.57 : x - Step 2: Convert to fraction form
83,660.05/125,504.70 = 27,484.57/x - Step 3: Cross multiply
83,660.05x = 125,504.70 × 27,484.57 - Step 4: Simplify right side
83,660.05x = 3,449,442,712.48 - Step 5: Solve for x
x = 3,449,442,712.48/83,660.05 - Step 6: Final answer
x = 41,231.66
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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.