Finding the Fourth Proportional to 186,023.36, 278,728.32 and 107,203.84
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Solution
The fourth proportional to 186,023.36, 278,728.32 and 107,203.84 is: 160,629.00
Step by Step Solution
- Step 1: Write the proportion equation
186,023.36 : 278,728.32 = 107,203.84 : x - Step 2: Convert to fraction form
186,023.36/278,728.32 = 107,203.84/x - Step 3: Cross multiply
186,023.36x = 278,728.32 × 107,203.84 - Step 4: Simplify right side
186,023.36x = 29,880,746,220.75 - Step 5: Solve for x
x = 29,880,746,220.75/186,023.36 - Step 6: Final answer
x = 160,629.00
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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.