Finding the Fourth Proportional to 133,756.43, 184,578.97 and 73,325.74
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Solution
The fourth proportional to 133,756.43, 184,578.97 and 73,325.74 is: 101,186.84
Step by Step Solution
- Step 1: Write the proportion equation
133,756.43 : 184,578.97 = 73,325.74 : x - Step 2: Convert to fraction form
133,756.43/184,578.97 = 73,325.74/x - Step 3: Cross multiply
133,756.43x = 184,578.97 × 73,325.74 - Step 4: Simplify right side
133,756.43x = 13,534,389,871.85 - Step 5: Solve for x
x = 13,534,389,871.85/133,756.43 - Step 6: Final answer
x = 101,186.84
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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.