Finding the Fourth Proportional to 209,253.94, 288,797.01 and 118,624.66
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Solution
The fourth proportional to 209,253.94, 288,797.01 and 118,624.66 is: 163,717.09
Step by Step Solution
- Step 1: Write the proportion equation
209,253.94 : 288,797.01 = 118,624.66 : x - Step 2: Convert to fraction form
209,253.94/288,797.01 = 118,624.66/x - Step 3: Cross multiply
209,253.94x = 288,797.01 × 118,624.66 - Step 4: Simplify right side
209,253.94x = 34,258,447,120.27 - Step 5: Solve for x
x = 34,258,447,120.27/209,253.94 - Step 6: Final answer
x = 163,717.09
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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.