Finding the Fourth Proportional to 165,103.11, 227,843.18 and 93,497.09
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Solution
The fourth proportional to 165,103.11, 227,843.18 and 93,497.09 is: 129,026.48
Step by Step Solution
- Step 1: Write the proportion equation
165,103.11 : 227,843.18 = 93,497.09 : x - Step 2: Convert to fraction form
165,103.11/227,843.18 = 93,497.09/x - Step 3: Cross multiply
165,103.11x = 227,843.18 × 93,497.09 - Step 4: Simplify right side
165,103.11x = 21,302,673,050.26 - Step 5: Solve for x
x = 21,302,673,050.26/165,103.11 - Step 6: Final answer
x = 129,026.48
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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.