Finding the Fourth Proportional to 73,272.72, 101,115.68 and 41,447.84
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Solution
The fourth proportional to 73,272.72, 101,115.68 and 41,447.84 is: 57,197.64
Step by Step Solution
- Step 1: Write the proportion equation
73,272.72 : 101,115.68 = 41,447.84 : x - Step 2: Convert to fraction form
73,272.72/101,115.68 = 41,447.84/x - Step 3: Cross multiply
73,272.72x = 101,115.68 × 41,447.84 - Step 4: Simplify right side
73,272.72x = 4,191,026,526.13 - Step 5: Solve for x
x = 4,191,026,526.13/73,272.72 - Step 6: Final answer
x = 57,197.64
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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.