Finding the Fourth Proportional to 207,593.79, 286,480.31 and 116,950.84
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Solution
The fourth proportional to 207,593.79, 286,480.31 and 116,950.84 is: 161,392.65
Step by Step Solution
- Step 1: Write the proportion equation
207,593.79 : 286,480.31 = 116,950.84 : x - Step 2: Convert to fraction form
207,593.79/286,480.31 = 116,950.84/x - Step 3: Cross multiply
207,593.79x = 286,480.31 × 116,950.84 - Step 4: Simplify right side
207,593.79x = 33,504,112,671.31 - Step 5: Solve for x
x = 33,504,112,671.31/207,593.79 - Step 6: Final answer
x = 161,392.65
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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.