Finding the Fourth Proportional to 201,188.80, 277,725.66 and 135,791.84
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Solution
The fourth proportional to 201,188.80, 277,725.66 and 135,791.84 is: 187,450.19
Step by Step Solution
- Step 1: Write the proportion equation
201,188.80 : 277,725.66 = 135,791.84 : x - Step 2: Convert to fraction form
201,188.80/277,725.66 = 135,791.84/x - Step 3: Cross multiply
201,188.80x = 277,725.66 × 135,791.84 - Step 4: Simplify right side
201,188.80x = 37,712,878,386.61 - Step 5: Solve for x
x = 37,712,878,386.61/201,188.80 - Step 6: Final answer
x = 187,450.19
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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.