Finding the Fourth Proportional to 201,574.36, 278,168.34 and 110,925.64
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Solution
The fourth proportional to 201,574.36, 278,168.34 and 110,925.64 is: 153,075.03
Step by Step Solution
- Step 1: Write the proportion equation
201,574.36 : 278,168.34 = 110,925.64 : x - Step 2: Convert to fraction form
201,574.36/278,168.34 = 110,925.64/x - Step 3: Cross multiply
201,574.36x = 278,168.34 × 110,925.64 - Step 4: Simplify right side
201,574.36x = 30,856,001,142.24 - Step 5: Solve for x
x = 30,856,001,142.24/201,574.36 - Step 6: Final answer
x = 153,075.03
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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.