Finding the Fourth Proportional to 185,517.18, 256,013.79 and 104,942.99
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Solution
The fourth proportional to 185,517.18, 256,013.79 and 104,942.99 is: 144,821.37
Step by Step Solution
- Step 1: Write the proportion equation
185,517.18 : 256,013.79 = 104,942.99 : x - Step 2: Convert to fraction form
185,517.18/256,013.79 = 104,942.99/x - Step 3: Cross multiply
185,517.18x = 256,013.79 × 104,942.99 - Step 4: Simplify right side
185,517.18x = 26,866,851,323.76 - Step 5: Solve for x
x = 26,866,851,323.76/185,517.18 - Step 6: Final answer
x = 144,821.37
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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.