Finding the Fourth Proportional to 110,331.63, 165,497.81 and 30,370.68
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Solution
The fourth proportional to 110,331.63, 165,497.81 and 30,370.68 is: 45,556.12
Step by Step Solution
- Step 1: Write the proportion equation
110,331.63 : 165,497.81 = 30,370.68 : x - Step 2: Convert to fraction form
110,331.63/165,497.81 = 30,370.68/x - Step 3: Cross multiply
110,331.63x = 165,497.81 × 30,370.68 - Step 4: Simplify right side
110,331.63x = 5,026,280,876.36 - Step 5: Solve for x
x = 5,026,280,876.36/110,331.63 - Step 6: Final answer
x = 45,556.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.