Finding the Fourth Proportional to 176,094.27, 264,131.69 and 128,757.87
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Solution
The fourth proportional to 176,094.27, 264,131.69 and 128,757.87 is: 193,129.70
Step by Step Solution
- Step 1: Write the proportion equation
176,094.27 : 264,131.69 = 128,757.87 : x - Step 2: Convert to fraction form
176,094.27/264,131.69 = 128,757.87/x - Step 3: Cross multiply
176,094.27x = 264,131.69 × 128,757.87 - Step 4: Simplify right side
176,094.27x = 34,009,033,160.11 - Step 5: Solve for x
x = 34,009,033,160.11/176,094.27 - Step 6: Final answer
x = 193,129.70
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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.