Finding the Fourth Proportional to 201,732.02, 278,296.64 and 130,135.10
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Solution
The fourth proportional to 201,732.02, 278,296.64 and 130,135.10 is: 179,526.09
Step by Step Solution
- Step 1: Write the proportion equation
201,732.02 : 278,296.64 = 130,135.10 : x - Step 2: Convert to fraction form
201,732.02/278,296.64 = 130,135.10/x - Step 3: Cross multiply
201,732.02x = 278,296.64 × 130,135.10 - Step 4: Simplify right side
201,732.02x = 36,216,161,076.06 - Step 5: Solve for x
x = 36,216,161,076.06/201,732.02 - Step 6: Final answer
x = 179,526.09
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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.