Finding the Fourth Proportional to 133,512.53, 184,247.16 and 73,082.63
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Solution
The fourth proportional to 133,512.53, 184,247.16 and 73,082.63 is: 100,853.96
Step by Step Solution
- Step 1: Write the proportion equation
133,512.53 : 184,247.16 = 73,082.63 : x - Step 2: Convert to fraction form
133,512.53/184,247.16 = 73,082.63/x - Step 3: Cross multiply
133,512.53x = 184,247.16 × 73,082.63 - Step 4: Simplify right side
133,512.53x = 13,465,267,022.83 - Step 5: Solve for x
x = 13,465,267,022.83/133,512.53 - Step 6: Final answer
x = 100,853.96
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1.5x scale
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.