Finding the Fourth Proportional to 211,673.70, 292,108.68 and 116,181.99
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Solution
The fourth proportional to 211,673.70, 292,108.68 and 116,181.99 is: 160,330.58
Step by Step Solution
- Step 1: Write the proportion equation
211,673.70 : 292,108.68 = 116,181.99 : x - Step 2: Convert to fraction form
211,673.70/292,108.68 = 116,181.99/x - Step 3: Cross multiply
211,673.70x = 292,108.68 × 116,181.99 - Step 4: Simplify right side
211,673.70x = 33,937,767,738.67 - Step 5: Solve for x
x = 33,937,767,738.67/211,673.70 - Step 6: Final answer
x = 160,330.58
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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.