Finding the Fourth Proportional to 115,542.02, 173,338.95 and 36,658.82
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Solution
The fourth proportional to 115,542.02, 173,338.95 and 36,658.82 is: 54,996.45
Step by Step Solution
- Step 1: Write the proportion equation
115,542.02 : 173,338.95 = 36,658.82 : x - Step 2: Convert to fraction form
115,542.02/173,338.95 = 36,658.82/x - Step 3: Cross multiply
115,542.02x = 173,338.95 × 36,658.82 - Step 4: Simplify right side
115,542.02x = 6,354,401,367.04 - Step 5: Solve for x
x = 6,354,401,367.04/115,542.02 - Step 6: Final answer
x = 54,996.45
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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.