Finding the Fourth Proportional to 201,090.09, 277,507.67 and 110,454.43
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Solution
The fourth proportional to 201,090.09, 277,507.67 and 110,454.43 is: 152,428.95
Step by Step Solution
- Step 1: Write the proportion equation
201,090.09 : 277,507.67 = 110,454.43 : x - Step 2: Convert to fraction form
201,090.09/277,507.67 = 110,454.43/x - Step 3: Cross multiply
201,090.09x = 277,507.67 × 110,454.43 - Step 4: Simplify right side
201,090.09x = 30,651,951,510.48 - Step 5: Solve for x
x = 30,651,951,510.48/201,090.09 - Step 6: Final answer
x = 152,428.95
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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.