Finding the Fourth Proportional to 201,292.97, 277,728.37 and 133,288.21
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Solution
The fourth proportional to 201,292.97, 277,728.37 and 133,288.21 is: 183,900.70
Step by Step Solution
- Step 1: Write the proportion equation
201,292.97 : 277,728.37 = 133,288.21 : x - Step 2: Convert to fraction form
201,292.97/277,728.37 = 133,288.21/x - Step 3: Cross multiply
201,292.97x = 277,728.37 × 133,288.21 - Step 4: Simplify right side
201,292.97x = 37,017,917,303.52 - Step 5: Solve for x
x = 37,017,917,303.52/201,292.97 - Step 6: Final answer
x = 183,900.70
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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.