Finding the Fourth Proportional to 190,581.68, 263,007.68 and 104,544.40
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Solution
The fourth proportional to 190,581.68, 263,007.68 and 104,544.40 is: 144,273.99
Step by Step Solution
- Step 1: Write the proportion equation
190,581.68 : 263,007.68 = 104,544.40 : x - Step 2: Convert to fraction form
190,581.68/263,007.68 = 104,544.40/x - Step 3: Cross multiply
190,581.68x = 263,007.68 × 104,544.40 - Step 4: Simplify right side
190,581.68x = 27,495,980,100.99 - Step 5: Solve for x
x = 27,495,980,100.99/190,581.68 - Step 6: Final answer
x = 144,273.99
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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.