Finding the Fourth Proportional to 211,682.84, 292,126.08 and 116,198.42
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Solution
The fourth proportional to 211,682.84, 292,126.08 and 116,198.42 is: 160,355.88
Step by Step Solution
- Step 1: Write the proportion equation
211,682.84 : 292,126.08 = 116,198.42 : x - Step 2: Convert to fraction form
211,682.84/292,126.08 = 116,198.42/x - Step 3: Cross multiply
211,682.84x = 292,126.08 × 116,198.42 - Step 4: Simplify right side
211,682.84x = 33,944,588,936.79 - Step 5: Solve for x
x = 33,944,588,936.79/211,682.84 - Step 6: Final answer
x = 160,355.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.