Finding the Fourth Proportional to 173,398.24, 239,286.72 and 96,919.12
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Solution
The fourth proportional to 173,398.24, 239,286.72 and 96,919.12 is: 133,746.79
Step by Step Solution
- Step 1: Write the proportion equation
173,398.24 : 239,286.72 = 96,919.12 : x - Step 2: Convert to fraction form
173,398.24/239,286.72 = 96,919.12/x - Step 3: Cross multiply
173,398.24x = 239,286.72 × 96,919.12 - Step 4: Simplify right side
173,398.24x = 23,191,458,330.09 - Step 5: Solve for x
x = 23,191,458,330.09/173,398.24 - Step 6: Final answer
x = 133,746.79
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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.