Finding the Fourth Proportional to 89,721.54, 134,582.28 and 26,536.73
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Solution
The fourth proportional to 89,721.54, 134,582.28 and 26,536.73 is: 39,805.09
Step by Step Solution
- Step 1: Write the proportion equation
89,721.54 : 134,582.28 = 26,536.73 : x - Step 2: Convert to fraction form
89,721.54/134,582.28 = 26,536.73/x - Step 3: Cross multiply
89,721.54x = 134,582.28 × 26,536.73 - Step 4: Simplify right side
89,721.54x = 3,571,373,627.14 - Step 5: Solve for x
x = 3,571,373,627.14/89,721.54 - Step 6: Final answer
x = 39,805.09
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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.