Finding the Fourth Proportional to 125,952.55, 173,806.64 and 69,363.92
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Solution
The fourth proportional to 125,952.55, 173,806.64 and 69,363.92 is: 95,717.88
Step by Step Solution
- Step 1: Write the proportion equation
125,952.55 : 173,806.64 = 69,363.92 : x - Step 2: Convert to fraction form
125,952.55/173,806.64 = 69,363.92/x - Step 3: Cross multiply
125,952.55x = 173,806.64 × 69,363.92 - Step 4: Simplify right side
125,952.55x = 12,055,910,480.36 - Step 5: Solve for x
x = 12,055,910,480.36/125,952.55 - Step 6: Final answer
x = 95,717.88
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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.