Finding the Fourth Proportional to 122,996.56, 184,553.16 and 73,175.08
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Solution
The fourth proportional to 122,996.56, 184,553.16 and 73,175.08 is: 109,797.32
Step by Step Solution
- Step 1: Write the proportion equation
122,996.56 : 184,553.16 = 73,175.08 : x - Step 2: Convert to fraction form
122,996.56/184,553.16 = 73,175.08/x - Step 3: Cross multiply
122,996.56x = 184,553.16 × 73,175.08 - Step 4: Simplify right side
122,996.56x = 13,504,692,247.25 - Step 5: Solve for x
x = 13,504,692,247.25/122,996.56 - Step 6: Final answer
x = 109,797.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.