Finding the Fourth Proportional to 201,172.36, 277,617.92 and 110,534.12
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Solution
The fourth proportional to 201,172.36, 277,617.92 and 110,534.12 is: 152,537.12
Step by Step Solution
- Step 1: Write the proportion equation
201,172.36 : 277,617.92 = 110,534.12 : x - Step 2: Convert to fraction form
201,172.36/277,617.92 = 110,534.12/x - Step 3: Cross multiply
201,172.36x = 277,617.92 × 110,534.12 - Step 4: Simplify right side
201,172.36x = 30,686,252,483.43 - Step 5: Solve for x
x = 30,686,252,483.43/201,172.36 - Step 6: Final answer
x = 152,537.12
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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.