Finding the Fourth Proportional to 80,204.86, 110,707.38 and 46,236.06
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Solution
The fourth proportional to 80,204.86, 110,707.38 and 46,236.06 is: 63,819.99
Step by Step Solution
- Step 1: Write the proportion equation
80,204.86 : 110,707.38 = 46,236.06 : x - Step 2: Convert to fraction form
80,204.86/110,707.38 = 46,236.06/x - Step 3: Cross multiply
80,204.86x = 110,707.38 × 46,236.06 - Step 4: Simplify right side
80,204.86x = 5,118,673,479.28 - Step 5: Solve for x
x = 5,118,673,479.28/80,204.86 - Step 6: Final answer
x = 63,819.99
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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.