Finding the Fourth Proportional to 175,421.99, 263,137.04 and 57,102.56
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Solution
The fourth proportional to 175,421.99, 263,137.04 and 57,102.56 is: 85,655.15
Step by Step Solution
- Step 1: Write the proportion equation
175,421.99 : 263,137.04 = 57,102.56 : x - Step 2: Convert to fraction form
175,421.99/263,137.04 = 57,102.56/x - Step 3: Cross multiply
175,421.99x = 263,137.04 × 57,102.56 - Step 4: Simplify right side
175,421.99x = 15,025,797,013.62 - Step 5: Solve for x
x = 15,025,797,013.62/175,421.99 - Step 6: Final answer
x = 85,655.15
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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.