Finding the Fourth Proportional to 136,105.97, 204,200.40 and 69,592.82
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Solution
The fourth proportional to 136,105.97, 204,200.40 and 69,592.82 is: 104,410.42
Step by Step Solution
- Step 1: Write the proportion equation
136,105.97 : 204,200.40 = 69,592.82 : x - Step 2: Convert to fraction form
136,105.97/204,200.40 = 69,592.82/x - Step 3: Cross multiply
136,105.97x = 204,200.40 × 69,592.82 - Step 4: Simplify right side
136,105.97x = 14,210,881,681.13 - Step 5: Solve for x
x = 14,210,881,681.13/136,105.97 - Step 6: Final answer
x = 104,410.42
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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.