Finding the Fourth Proportional to 92,440.08, 138,660.12 and 33,274.44
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Solution
The fourth proportional to 92,440.08, 138,660.12 and 33,274.44 is: 49,911.66
Step by Step Solution
- Step 1: Write the proportion equation
92,440.08 : 138,660.12 = 33,274.44 : x - Step 2: Convert to fraction form
92,440.08/138,660.12 = 33,274.44/x - Step 3: Cross multiply
92,440.08x = 138,660.12 × 33,274.44 - Step 4: Simplify right side
92,440.08x = 4,613,837,843.33 - Step 5: Solve for x
x = 4,613,837,843.33/92,440.08 - Step 6: Final answer
x = 49,911.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.