Finding the Fourth Proportional to 211,614.13, 292,026.70 and 116,122.42
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Solution
The fourth proportional to 211,614.13, 292,026.70 and 116,122.42 is: 160,248.50
Step by Step Solution
- Step 1: Write the proportion equation
211,614.13 : 292,026.70 = 116,122.42 : x - Step 2: Convert to fraction form
211,614.13/292,026.70 = 116,122.42/x - Step 3: Cross multiply
211,614.13x = 292,026.70 × 116,122.42 - Step 4: Simplify right side
211,614.13x = 33,910,847,108.61 - Step 5: Solve for x
x = 33,910,847,108.61/211,614.13 - Step 6: Final answer
x = 160,248.50
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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.