Finding the Fourth Proportional to 110,129.26, 165,246.81 and 60,207.34
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Solution
The fourth proportional to 110,129.26, 165,246.81 and 60,207.34 is: 90,339.94
Step by Step Solution
- Step 1: Write the proportion equation
110,129.26 : 165,246.81 = 60,207.34 : x - Step 2: Convert to fraction form
110,129.26/165,246.81 = 60,207.34/x - Step 3: Cross multiply
110,129.26x = 165,246.81 × 60,207.34 - Step 4: Simplify right side
110,129.26x = 9,949,070,873.59 - Step 5: Solve for x
x = 9,949,070,873.59/110,129.26 - Step 6: Final answer
x = 90,339.94
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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.