Finding the Fourth Proportional to 173,658.24, 260,311.68 and 68,551.20
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Solution
The fourth proportional to 173,658.24, 260,311.68 and 68,551.20 is: 102,757.45
Step by Step Solution
- Step 1: Write the proportion equation
173,658.24 : 260,311.68 = 68,551.20 : x - Step 2: Convert to fraction form
173,658.24/260,311.68 = 68,551.20/x - Step 3: Cross multiply
173,658.24x = 260,311.68 × 68,551.20 - Step 4: Simplify right side
173,658.24x = 17,844,678,038.02 - Step 5: Solve for x
x = 17,844,678,038.02/173,658.24 - Step 6: Final answer
x = 102,757.45
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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.