Finding the Fourth Proportional to 201,146.70, 282,392.70 and 201,146.70
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Solution
The fourth proportional to 201,146.70, 282,392.70 and 201,146.70 is: 282,392.70
Step by Step Solution
- Step 1: Write the proportion equation
201,146.70 : 282,392.70 = 201,146.70 : x - Step 2: Convert to fraction form
201,146.70/282,392.70 = 201,146.70/x - Step 3: Cross multiply
201,146.70x = 282,392.70 × 201,146.70 - Step 4: Simplify right side
201,146.70x = 56,802,359,709.09 - Step 5: Solve for x
x = 56,802,359,709.09/201,146.70 - Step 6: Final answer
x = 282,392.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.