Finding the Fourth Proportional to 201,296.13, 277,788.66 and 116,418.66
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Solution
The fourth proportional to 201,296.13, 277,788.66 and 116,418.66 is: 160,657.75
Step by Step Solution
- Step 1: Write the proportion equation
201,296.13 : 277,788.66 = 116,418.66 : x - Step 2: Convert to fraction form
201,296.13/277,788.66 = 116,418.66/x - Step 3: Cross multiply
201,296.13x = 277,788.66 × 116,418.66 - Step 4: Simplify right side
201,296.13x = 32,339,781,589.36 - Step 5: Solve for x
x = 32,339,781,589.36/201,296.13 - Step 6: Final answer
x = 160,657.75
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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.