Finding the Fourth Proportional to 136,308.36, 204,504.24 and 69,795.54
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Solution
The fourth proportional to 136,308.36, 204,504.24 and 69,795.54 is: 104,714.66
Step by Step Solution
- Step 1: Write the proportion equation
136,308.36 : 204,504.24 = 69,795.54 : x - Step 2: Convert to fraction form
136,308.36/204,504.24 = 69,795.54/x - Step 3: Cross multiply
136,308.36x = 204,504.24 × 69,795.54 - Step 4: Simplify right side
136,308.36x = 14,273,483,863.09 - Step 5: Solve for x
x = 14,273,483,863.09/136,308.36 - Step 6: Final answer
x = 104,714.66
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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.