Finding the Fourth Proportional to 227,092.19, 313,372.22 and 136,394.26
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Solution
The fourth proportional to 227,092.19, 313,372.22 and 136,394.26 is: 188,215.07
Step by Step Solution
- Step 1: Write the proportion equation
227,092.19 : 313,372.22 = 136,394.26 : x - Step 2: Convert to fraction form
227,092.19/313,372.22 = 136,394.26/x - Step 3: Cross multiply
227,092.19x = 313,372.22 × 136,394.26 - Step 4: Simplify right side
227,092.19x = 42,742,172,051.46 - Step 5: Solve for x
x = 42,742,172,051.46/227,092.19 - Step 6: Final answer
x = 188,215.07
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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.