Finding the Fourth Proportional to 90,775.50, 136,166.49 and 24,219.42
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Solution
The fourth proportional to 90,775.50, 136,166.49 and 24,219.42 is: 36,329.99
Step by Step Solution
- Step 1: Write the proportion equation
90,775.50 : 136,166.49 = 24,219.42 : x - Step 2: Convert to fraction form
90,775.50/136,166.49 = 24,219.42/x - Step 3: Cross multiply
90,775.50x = 136,166.49 × 24,219.42 - Step 4: Simplify right side
90,775.50x = 3,297,873,411.24 - Step 5: Solve for x
x = 3,297,873,411.24/90,775.50 - Step 6: Final answer
x = 36,329.99
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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.