Finding the Fourth Proportional to 141,184.57, 211,714.69 and 66,325.99
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Solution
The fourth proportional to 141,184.57, 211,714.69 and 66,325.99 is: 99,459.78
Step by Step Solution
- Step 1: Write the proportion equation
141,184.57 : 211,714.69 = 66,325.99 : x - Step 2: Convert to fraction form
141,184.57/211,714.69 = 66,325.99/x - Step 3: Cross multiply
141,184.57x = 211,714.69 × 66,325.99 - Step 4: Simplify right side
141,184.57x = 14,042,186,411.79 - Step 5: Solve for x
x = 14,042,186,411.79/141,184.57 - Step 6: Final answer
x = 99,459.78
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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.