Finding the Fourth Proportional to 175,772.45, 263,616.86 and 75,877.99
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Solution
The fourth proportional to 175,772.45, 263,616.86 and 75,877.99 is: 113,798.93
Step by Step Solution
- Step 1: Write the proportion equation
175,772.45 : 263,616.86 = 75,877.99 : x - Step 2: Convert to fraction form
175,772.45/263,616.86 = 75,877.99/x - Step 3: Cross multiply
175,772.45x = 263,616.86 × 75,877.99 - Step 4: Simplify right side
175,772.45x = 20,002,716,997.56 - Step 5: Solve for x
x = 20,002,716,997.56/175,772.45 - Step 6: Final answer
x = 113,798.93
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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.