Finding the Fourth Proportional to 211,517.68, 317,110.11 and 104,828.33
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Solution
The fourth proportional to 211,517.68, 317,110.11 and 104,828.33 is: 157,160.02
Step by Step Solution
- Step 1: Write the proportion equation
211,517.68 : 317,110.11 = 104,828.33 : x - Step 2: Convert to fraction form
211,517.68/317,110.11 = 104,828.33/x - Step 3: Cross multiply
211,517.68x = 317,110.11 × 104,828.33 - Step 4: Simplify right side
211,517.68x = 33,242,123,257.42 - Step 5: Solve for x
x = 33,242,123,257.42/211,517.68 - Step 6: Final answer
x = 157,160.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.