Finding the Fourth Proportional to 126,093.22, 174,009.84 and 69,506.62
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Solution
The fourth proportional to 126,093.22, 174,009.84 and 69,506.62 is: 95,919.80
Step by Step Solution
- Step 1: Write the proportion equation
126,093.22 : 174,009.84 = 69,506.62 : x - Step 2: Convert to fraction form
126,093.22/174,009.84 = 69,506.62/x - Step 3: Cross multiply
126,093.22x = 174,009.84 × 69,506.62 - Step 4: Simplify right side
126,093.22x = 12,094,835,825.14 - Step 5: Solve for x
x = 12,094,835,825.14/126,093.22 - Step 6: Final answer
x = 95,919.80
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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.