Finding the Fourth Proportional to 202,717.71, 279,794.84 and 117,883.71
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Solution
The fourth proportional to 202,717.71, 279,794.84 and 117,883.71 is: 162,705.34
Step by Step Solution
- Step 1: Write the proportion equation
202,717.71 : 279,794.84 = 117,883.71 : x - Step 2: Convert to fraction form
202,717.71/279,794.84 = 117,883.71/x - Step 3: Cross multiply
202,717.71x = 279,794.84 × 117,883.71 - Step 4: Simplify right side
202,717.71x = 32,983,252,673.79 - Step 5: Solve for x
x = 32,983,252,673.79/202,717.71 - Step 6: Final answer
x = 162,705.34
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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.