Finding the Fourth Proportional to 211,734.17, 292,193.64 and 116,247.02
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Solution
The fourth proportional to 211,734.17, 292,193.64 and 116,247.02 is: 160,421.15
Step by Step Solution
- Step 1: Write the proportion equation
211,734.17 : 292,193.64 = 116,247.02 : x - Step 2: Convert to fraction form
211,734.17/292,193.64 = 116,247.02/x - Step 3: Cross multiply
211,734.17x = 292,193.64 × 116,247.02 - Step 4: Simplify right side
211,734.17x = 33,966,638,451.98 - Step 5: Solve for x
x = 33,966,638,451.98/211,734.17 - Step 6: Final answer
x = 160,421.15
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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.