Finding the Fourth Proportional to 211,619.67, 292,039.61 and 116,125.53
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Solution
The fourth proportional to 211,619.67, 292,039.61 and 116,125.53 is: 160,255.68
Step by Step Solution
- Step 1: Write the proportion equation
211,619.67 : 292,039.61 = 116,125.53 : x - Step 2: Convert to fraction form
211,619.67/292,039.61 = 116,125.53/x - Step 3: Cross multiply
211,619.67x = 292,039.61 × 116,125.53 - Step 4: Simplify right side
211,619.67x = 33,913,253,911.62 - Step 5: Solve for x
x = 33,913,253,911.62/211,619.67 - Step 6: Final answer
x = 160,255.68
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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.