Finding the Fourth Proportional to 190,761.57, 263,263.41 and 110,192.49
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Solution
The fourth proportional to 190,761.57, 263,263.41 and 110,192.49 is: 152,072.82
Step by Step Solution
- Step 1: Write the proportion equation
190,761.57 : 263,263.41 = 110,192.49 : x - Step 2: Convert to fraction form
190,761.57/263,263.41 = 110,192.49/x - Step 3: Cross multiply
190,761.57x = 263,263.41 × 110,192.49 - Step 4: Simplify right side
190,761.57x = 29,009,650,673.79 - Step 5: Solve for x
x = 29,009,650,673.79/190,761.57 - Step 6: Final answer
x = 152,072.82
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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.