Finding the Fourth Proportional to 110,194.22, 165,288.26 and 74,088.06
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Solution
The fourth proportional to 110,194.22, 165,288.26 and 74,088.06 is: 111,130.03
Step by Step Solution
- Step 1: Write the proportion equation
110,194.22 : 165,288.26 = 74,088.06 : x - Step 2: Convert to fraction form
110,194.22/165,288.26 = 74,088.06/x - Step 3: Cross multiply
110,194.22x = 165,288.26 × 74,088.06 - Step 4: Simplify right side
110,194.22x = 12,245,886,524.18 - Step 5: Solve for x
x = 12,245,886,524.18/110,194.22 - Step 6: Final answer
x = 111,130.03
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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.