Finding the Fourth Proportional to 201,186.99, 277,533.94 and 136,659.56
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Solution
The fourth proportional to 201,186.99, 277,533.94 and 136,659.56 is: 188,519.48
Step by Step Solution
- Step 1: Write the proportion equation
201,186.99 : 277,533.94 = 136,659.56 : x - Step 2: Convert to fraction form
201,186.99/277,533.94 = 136,659.56/x - Step 3: Cross multiply
201,186.99x = 277,533.94 × 136,659.56 - Step 4: Simplify right side
201,186.99x = 37,927,666,125.47 - Step 5: Solve for x
x = 37,927,666,125.47/201,186.99 - Step 6: Final answer
x = 188,519.48
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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.