Finding the Fourth Proportional to 211,983.98, 292,245.55 and 169,108.96
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Solution
The fourth proportional to 211,983.98, 292,245.55 and 169,108.96 is: 233,137.15
Step by Step Solution
- Step 1: Write the proportion equation
211,983.98 : 292,245.55 = 169,108.96 : x - Step 2: Convert to fraction form
211,983.98/292,245.55 = 169,108.96/x - Step 3: Cross multiply
211,983.98x = 292,245.55 × 169,108.96 - Step 4: Simplify right side
211,983.98x = 49,421,341,025.13 - Step 5: Solve for x
x = 49,421,341,025.13/211,983.98 - Step 6: Final answer
x = 233,137.15
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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.