Finding the Fourth Proportional to 201,372.96, 277,887.44 and 110,728.16
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Solution
The fourth proportional to 201,372.96, 277,887.44 and 110,728.16 is: 152,800.88
Step by Step Solution
- Step 1: Write the proportion equation
201,372.96 : 277,887.44 = 110,728.16 : x - Step 2: Convert to fraction form
201,372.96/277,887.44 = 110,728.16/x - Step 3: Cross multiply
201,372.96x = 277,887.44 × 110,728.16 - Step 4: Simplify right side
201,372.96x = 30,769,964,918.31 - Step 5: Solve for x
x = 30,769,964,918.31/201,372.96 - Step 6: Final answer
x = 152,800.88
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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.