Finding the Fourth Proportional to 83,760.11, 125,658.69 and 27,597.95
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Solution
The fourth proportional to 83,760.11, 125,658.69 and 27,597.95 is: 41,403.02
Step by Step Solution
- Step 1: Write the proportion equation
83,760.11 : 125,658.69 = 27,597.95 : x - Step 2: Convert to fraction form
83,760.11/125,658.69 = 27,597.95/x - Step 3: Cross multiply
83,760.11x = 125,658.69 × 27,597.95 - Step 4: Simplify right side
83,760.11x = 3,467,921,615.39 - Step 5: Solve for x
x = 3,467,921,615.39/83,760.11 - Step 6: Final answer
x = 41,403.02
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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.