Finding the Fourth Proportional to 182,523.12, 251,869.20 and 101,947.68
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Solution
The fourth proportional to 182,523.12, 251,869.20 and 101,947.68 is: 140,680.70
Step by Step Solution
- Step 1: Write the proportion equation
182,523.12 : 251,869.20 = 101,947.68 : x - Step 2: Convert to fraction form
182,523.12/251,869.20 = 101,947.68/x - Step 3: Cross multiply
182,523.12x = 251,869.20 × 101,947.68 - Step 4: Simplify right side
182,523.12x = 25,677,480,603.46 - Step 5: Solve for x
x = 25,677,480,603.46/182,523.12 - Step 6: Final answer
x = 140,680.70
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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.