Finding the Fourth Proportional to 201,976.17, 278,723.73 and 110,096.65
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Solution
The fourth proportional to 201,976.17, 278,723.73 and 110,096.65 is: 151,931.53
Step by Step Solution
- Step 1: Write the proportion equation
201,976.17 : 278,723.73 = 110,096.65 : x - Step 2: Convert to fraction form
201,976.17/278,723.73 = 110,096.65/x - Step 3: Cross multiply
201,976.17x = 278,723.73 × 110,096.65 - Step 4: Simplify right side
201,976.17x = 30,686,548,948.50 - Step 5: Solve for x
x = 30,686,548,948.50/201,976.17 - Step 6: Final answer
x = 151,931.53
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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.