Finding the Fourth Proportional to 80,273.29, 120,415.71 and 27,682.02
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Solution
The fourth proportional to 80,273.29, 120,415.71 and 27,682.02 is: 41,525.02
Step by Step Solution
- Step 1: Write the proportion equation
80,273.29 : 120,415.71 = 27,682.02 : x - Step 2: Convert to fraction form
80,273.29/120,415.71 = 27,682.02/x - Step 3: Cross multiply
80,273.29x = 120,415.71 × 27,682.02 - Step 4: Simplify right side
80,273.29x = 3,333,350,092.53 - Step 5: Solve for x
x = 3,333,350,092.53/80,273.29 - Step 6: Final answer
x = 41,525.02
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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.