Finding the Fourth Proportional to 259,834.15, 389,725.71 and 176,131.99
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Solution
The fourth proportional to 259,834.15, 389,725.71 and 176,131.99 is: 264,180.69
Step by Step Solution
- Step 1: Write the proportion equation
259,834.15 : 389,725.71 = 176,131.99 : x - Step 2: Convert to fraction form
259,834.15/389,725.71 = 176,131.99/x - Step 3: Cross multiply
259,834.15x = 389,725.71 × 176,131.99 - Step 4: Simplify right side
259,834.15x = 68,643,164,856.46 - Step 5: Solve for x
x = 68,643,164,856.46/259,834.15 - Step 6: Final answer
x = 264,180.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.