Finding the Fourth Proportional to 181,194.05, 271,749.75 and 68,886.74
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Solution
The fourth proportional to 181,194.05, 271,749.75 and 68,886.74 is: 103,314.39
Step by Step Solution
- Step 1: Write the proportion equation
181,194.05 : 271,749.75 = 68,886.74 : x - Step 2: Convert to fraction form
181,194.05/271,749.75 = 68,886.74/x - Step 3: Cross multiply
181,194.05x = 271,749.75 × 68,886.74 - Step 4: Simplify right side
181,194.05x = 18,719,953,014.57 - Step 5: Solve for x
x = 18,719,953,014.57/181,194.05 - Step 6: Final answer
x = 103,314.39
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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.