Finding the Fourth Proportional to 197,134.80, 295,540.20 and 84,901.20
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Solution
The fourth proportional to 197,134.80, 295,540.20 and 84,901.20 is: 127,282.03
Step by Step Solution
- Step 1: Write the proportion equation
197,134.80 : 295,540.20 = 84,901.20 : x - Step 2: Convert to fraction form
197,134.80/295,540.20 = 84,901.20/x - Step 3: Cross multiply
197,134.80x = 295,540.20 × 84,901.20 - Step 4: Simplify right side
197,134.80x = 25,091,717,628.24 - Step 5: Solve for x
x = 25,091,717,628.24/197,134.80 - Step 6: Final answer
x = 127,282.03
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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.