Finding the Fourth Proportional to 201,524.40, 278,097.93 and 110,880.43
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Solution
The fourth proportional to 201,524.40, 278,097.93 and 110,880.43 is: 153,011.83
Step by Step Solution
- Step 1: Write the proportion equation
201,524.40 : 278,097.93 = 110,880.43 : x - Step 2: Convert to fraction form
201,524.40/278,097.93 = 110,880.43/x - Step 3: Cross multiply
201,524.40x = 278,097.93 × 110,880.43 - Step 4: Simplify right side
201,524.40x = 30,835,617,365.27 - Step 5: Solve for x
x = 30,835,617,365.27/201,524.40 - Step 6: Final answer
x = 153,011.83
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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.