Finding the Fourth Proportional to 201,227.40, 301,403.70 and 122,203.80
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Solution
The fourth proportional to 201,227.40, 301,403.70 and 122,203.80 is: 183,040.07
Step by Step Solution
- Step 1: Write the proportion equation
201,227.40 : 301,403.70 = 122,203.80 : x - Step 2: Convert to fraction form
201,227.40/301,403.70 = 122,203.80/x - Step 3: Cross multiply
201,227.40x = 301,403.70 × 122,203.80 - Step 4: Simplify right side
201,227.40x = 36,832,677,474.06 - Step 5: Solve for x
x = 36,832,677,474.06/201,227.40 - Step 6: Final answer
x = 183,040.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.