Finding the Fourth Proportional to 197,267.83, 272,227.79 and 120,919.66
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Solution
The fourth proportional to 197,267.83, 272,227.79 and 120,919.66 is: 166,868.02
Step by Step Solution
- Step 1: Write the proportion equation
197,267.83 : 272,227.79 = 120,919.66 : x - Step 2: Convert to fraction form
197,267.83/272,227.79 = 120,919.66/x - Step 3: Cross multiply
197,267.83x = 272,227.79 × 120,919.66 - Step 4: Simplify right side
197,267.83x = 32,917,691,431.08 - Step 5: Solve for x
x = 32,917,691,431.08/197,267.83 - Step 6: Final answer
x = 166,868.02
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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.