Finding the Fourth Proportional to 204,895.97, 282,759.93 and 113,025.80
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Solution
The fourth proportional to 204,895.97, 282,759.93 and 113,025.80 is: 155,977.53
Step by Step Solution
- Step 1: Write the proportion equation
204,895.97 : 282,759.93 = 113,025.80 : x - Step 2: Convert to fraction form
204,895.97/282,759.93 = 113,025.80/x - Step 3: Cross multiply
204,895.97x = 282,759.93 × 113,025.80 - Step 4: Simplify right side
204,895.97x = 31,959,167,296.19 - Step 5: Solve for x
x = 31,959,167,296.19/204,895.97 - Step 6: Final answer
x = 155,977.53
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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.