Finding the Fourth Proportional to 205,231.06, 283,140.93 and 124,628.14
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Solution
The fourth proportional to 205,231.06, 283,140.93 and 124,628.14 is: 171,939.51
Step by Step Solution
- Step 1: Write the proportion equation
205,231.06 : 283,140.93 = 124,628.14 : x - Step 2: Convert to fraction form
205,231.06/283,140.93 = 124,628.14/x - Step 3: Cross multiply
205,231.06x = 283,140.93 × 124,628.14 - Step 4: Simplify right side
205,231.06x = 35,287,327,463.77 - Step 5: Solve for x
x = 35,287,327,463.77/205,231.06 - Step 6: Final answer
x = 171,939.51
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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.