Finding the Fourth Proportional to 201,403.04, 277,938.72 and 110,768.96
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Solution
The fourth proportional to 201,403.04, 277,938.72 and 110,768.96 is: 152,862.55
Step by Step Solution
- Step 1: Write the proportion equation
201,403.04 : 277,938.72 = 110,768.96 : x - Step 2: Convert to fraction form
201,403.04/277,938.72 = 110,768.96/x - Step 3: Cross multiply
201,403.04x = 277,938.72 × 110,768.96 - Step 4: Simplify right side
201,403.04x = 30,786,982,958.13 - Step 5: Solve for x
x = 30,786,982,958.13/201,403.04 - Step 6: Final answer
x = 152,862.55
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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.