Finding the Fourth Proportional to 92,586.75, 127,734.48 and 68,445.68
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Solution
The fourth proportional to 92,586.75, 127,734.48 and 68,445.68 is: 94,428.99
Step by Step Solution
- Step 1: Write the proportion equation
92,586.75 : 127,734.48 = 68,445.68 : x - Step 2: Convert to fraction form
92,586.75/127,734.48 = 68,445.68/x - Step 3: Cross multiply
92,586.75x = 127,734.48 × 68,445.68 - Step 4: Simplify right side
92,586.75x = 8,742,873,343.05 - Step 5: Solve for x
x = 8,742,873,343.05/92,586.75 - Step 6: Final answer
x = 94,428.99
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1.5x scale
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.