Finding the Fourth Proportional to 182,145.83, 273,218.74 and 115,715.70
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Solution
The fourth proportional to 182,145.83, 273,218.74 and 115,715.70 is: 173,573.55
Step by Step Solution
- Step 1: Write the proportion equation
182,145.83 : 273,218.74 = 115,715.70 : x - Step 2: Convert to fraction form
182,145.83/273,218.74 = 115,715.70/x - Step 3: Cross multiply
182,145.83x = 273,218.74 × 115,715.70 - Step 4: Simplify right side
182,145.83x = 31,615,697,462.93 - Step 5: Solve for x
x = 31,615,697,462.93/182,145.83 - Step 6: Final answer
x = 173,573.55
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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.