Finding the Fourth Proportional to 220,924.77, 304,868.21 and 135,027.51
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Solution
The fourth proportional to 220,924.77, 304,868.21 and 135,027.51 is: 186,333.09
Step by Step Solution
- Step 1: Write the proportion equation
220,924.77 : 304,868.21 = 135,027.51 : x - Step 2: Convert to fraction form
220,924.77/304,868.21 = 135,027.51/x - Step 3: Cross multiply
220,924.77x = 304,868.21 × 135,027.51 - Step 4: Simplify right side
220,924.77x = 41,165,593,456.06 - Step 5: Solve for x
x = 41,165,593,456.06/220,924.77 - Step 6: Final answer
x = 186,333.09
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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.