Finding the Fourth Proportional to 211,873.83, 292,387.62 and 116,382.66
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Solution
The fourth proportional to 211,873.83, 292,387.62 and 116,382.66 is: 160,609.02
Step by Step Solution
- Step 1: Write the proportion equation
211,873.83 : 292,387.62 = 116,382.66 : x - Step 2: Convert to fraction form
211,873.83/292,387.62 = 116,382.66/x - Step 3: Cross multiply
211,873.83x = 292,387.62 × 116,382.66 - Step 4: Simplify right side
211,873.83x = 34,028,848,966.67 - Step 5: Solve for x
x = 34,028,848,966.67/211,873.83 - Step 6: Final answer
x = 160,609.02
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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.