Finding the Fourth Proportional to 146,882.88, 202,697.84 and 83,232.80
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Solution
The fourth proportional to 146,882.88, 202,697.84 and 83,232.80 is: 114,860.96
Step by Step Solution
- Step 1: Write the proportion equation
146,882.88 : 202,697.84 = 83,232.80 : x - Step 2: Convert to fraction form
146,882.88/202,697.84 = 83,232.80/x - Step 3: Cross multiply
146,882.88x = 202,697.84 × 83,232.80 - Step 4: Simplify right side
146,882.88x = 16,871,108,777.15 - Step 5: Solve for x
x = 16,871,108,777.15/146,882.88 - Step 6: Final answer
x = 114,860.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.