Finding the Fourth Proportional to 201,171.23, 277,621.18 and 110,533.06
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Solution
The fourth proportional to 201,171.23, 277,621.18 and 110,533.06 is: 152,538.30
Step by Step Solution
- Step 1: Write the proportion equation
201,171.23 : 277,621.18 = 110,533.06 : x - Step 2: Convert to fraction form
201,171.23/277,621.18 = 110,533.06/x - Step 3: Cross multiply
201,171.23x = 277,621.18 × 110,533.06 - Step 4: Simplify right side
201,171.23x = 30,686,317,575.83 - Step 5: Solve for x
x = 30,686,317,575.83/201,171.23 - Step 6: Final answer
x = 152,538.30
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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.