Finding the Fourth Proportional to 75,955.92, 114,005.37 and 38,542.84
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Solution
The fourth proportional to 75,955.92, 114,005.37 and 38,542.84 is: 57,850.54
Step by Step Solution
- Step 1: Write the proportion equation
75,955.92 : 114,005.37 = 38,542.84 : x - Step 2: Convert to fraction form
75,955.92/114,005.37 = 38,542.84/x - Step 3: Cross multiply
75,955.92x = 114,005.37 × 38,542.84 - Step 4: Simplify right side
75,955.92x = 4,394,090,735.05 - Step 5: Solve for x
x = 4,394,090,735.05/75,955.92 - Step 6: Final answer
x = 57,850.54
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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.