Finding the Fourth Proportional to 177,628.25, 245,236.34 and 114,078.08
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Solution
The fourth proportional to 177,628.25, 245,236.34 and 114,078.08 is: 157,497.98
Step by Step Solution
- Step 1: Write the proportion equation
177,628.25 : 245,236.34 = 114,078.08 : x - Step 2: Convert to fraction form
177,628.25/245,236.34 = 114,078.08/x - Step 3: Cross multiply
177,628.25x = 245,236.34 × 114,078.08 - Step 4: Simplify right side
177,628.25x = 27,976,090,813.43 - Step 5: Solve for x
x = 27,976,090,813.43/177,628.25 - Step 6: Final answer
x = 157,497.98
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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.