Finding the Fourth Proportional to 92,451.17, 138,593.84 and 33,245.44
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Solution
The fourth proportional to 92,451.17, 138,593.84 and 33,245.44 is: 49,838.34
Step by Step Solution
- Step 1: Write the proportion equation
92,451.17 : 138,593.84 = 33,245.44 : x - Step 2: Convert to fraction form
92,451.17/138,593.84 = 33,245.44/x - Step 3: Cross multiply
92,451.17x = 138,593.84 × 33,245.44 - Step 4: Simplify right side
92,451.17x = 4,607,612,679.38 - Step 5: Solve for x
x = 4,607,612,679.38/92,451.17 - Step 6: Final answer
x = 49,838.34
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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.