Finding the Fourth Proportional to 165,863.05, 228,882.36 and 94,233.13
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Solution
The fourth proportional to 165,863.05, 228,882.36 and 94,233.13 is: 130,036.81
Step by Step Solution
- Step 1: Write the proportion equation
165,863.05 : 228,882.36 = 94,233.13 : x - Step 2: Convert to fraction form
165,863.05/228,882.36 = 94,233.13/x - Step 3: Cross multiply
165,863.05x = 228,882.36 × 94,233.13 - Step 4: Simplify right side
165,863.05x = 21,568,301,184.59 - Step 5: Solve for x
x = 21,568,301,184.59/165,863.05 - Step 6: Final answer
x = 130,036.81
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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.