Finding the Fourth Proportional to 190,799.07, 263,272.05 and 110,237.28
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Solution
The fourth proportional to 190,799.07, 263,272.05 and 110,237.28 is: 152,109.73
Step by Step Solution
- Step 1: Write the proportion equation
190,799.07 : 263,272.05 = 110,237.28 : x - Step 2: Convert to fraction form
190,799.07/263,272.05 = 110,237.28/x - Step 3: Cross multiply
190,799.07x = 263,272.05 × 110,237.28 - Step 4: Simplify right side
190,799.07x = 29,022,394,692.02 - Step 5: Solve for x
x = 29,022,394,692.02/190,799.07 - Step 6: Final answer
x = 152,109.73
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1.5x scale
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.