Finding the Fourth Proportional to 133,414.24, 184,127.44 and 75,272.44
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Solution
The fourth proportional to 133,414.24, 184,127.44 and 75,272.44 is: 103,884.88
Step by Step Solution
- Step 1: Write the proportion equation
133,414.24 : 184,127.44 = 75,272.44 : x - Step 2: Convert to fraction form
133,414.24/184,127.44 = 75,272.44/x - Step 3: Cross multiply
133,414.24x = 184,127.44 × 75,272.44 - Step 4: Simplify right side
133,414.24x = 13,859,721,679.75 - Step 5: Solve for x
x = 13,859,721,679.75/133,414.24 - Step 6: Final answer
x = 103,884.88
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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.