Finding the Fourth Proportional to 133,659.19, 184,449.67 and 73,232.12
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Solution
The fourth proportional to 133,659.19, 184,449.67 and 73,232.12 is: 101,060.32
Step by Step Solution
- Step 1: Write the proportion equation
133,659.19 : 184,449.67 = 73,232.12 : x - Step 2: Convert to fraction form
133,659.19/184,449.67 = 73,232.12/x - Step 3: Cross multiply
133,659.19x = 184,449.67 × 73,232.12 - Step 4: Simplify right side
133,659.19x = 13,507,640,367.40 - Step 5: Solve for x
x = 13,507,640,367.40/133,659.19 - Step 6: Final answer
x = 101,060.32
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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.