Finding the Fourth Proportional to 92,131.68, 138,201.45 and 32,166.19
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Solution
The fourth proportional to 92,131.68, 138,201.45 and 32,166.19 is: 48,250.66
Step by Step Solution
- Step 1: Write the proportion equation
92,131.68 : 138,201.45 = 32,166.19 : x - Step 2: Convert to fraction form
92,131.68/138,201.45 = 32,166.19/x - Step 3: Cross multiply
92,131.68x = 138,201.45 × 32,166.19 - Step 4: Simplify right side
92,131.68x = 4,445,414,151.10 - Step 5: Solve for x
x = 4,445,414,151.10/92,131.68 - Step 6: Final answer
x = 48,250.66
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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.