Finding the Fourth Proportional to 189,170.01, 283,754.88 and 70,897.05
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Solution
The fourth proportional to 189,170.01, 283,754.88 and 70,897.05 is: 106,345.52
Step by Step Solution
- Step 1: Write the proportion equation
189,170.01 : 283,754.88 = 70,897.05 : x - Step 2: Convert to fraction form
189,170.01/283,754.88 = 70,897.05/x - Step 3: Cross multiply
189,170.01x = 283,754.88 × 70,897.05 - Step 4: Simplify right side
189,170.01x = 20,117,383,915.10 - Step 5: Solve for x
x = 20,117,383,915.10/189,170.01 - Step 6: Final answer
x = 106,345.52
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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.