Finding the Fourth Proportional to 182,955.20, 274,303.20 and 83,163.20
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Solution
The fourth proportional to 182,955.20, 274,303.20 and 83,163.20 is: 124,685.89
Step by Step Solution
- Step 1: Write the proportion equation
182,955.20 : 274,303.20 = 83,163.20 : x - Step 2: Convert to fraction form
182,955.20/274,303.20 = 83,163.20/x - Step 3: Cross multiply
182,955.20x = 274,303.20 × 83,163.20 - Step 4: Simplify right side
182,955.20x = 22,811,931,882.24 - Step 5: Solve for x
x = 22,811,931,882.24/182,955.20 - Step 6: Final answer
x = 124,685.89
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1.5x scale
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.