Finding the Fourth Proportional to 89,714.36, 123,792.29 and 50,946.14
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Solution
The fourth proportional to 89,714.36, 123,792.29 and 50,946.14 is: 70,297.99
Step by Step Solution
- Step 1: Write the proportion equation
89,714.36 : 123,792.29 = 50,946.14 : x - Step 2: Convert to fraction form
89,714.36/123,792.29 = 50,946.14/x - Step 3: Cross multiply
89,714.36x = 123,792.29 × 50,946.14 - Step 4: Simplify right side
89,714.36x = 6,306,738,463.57 - Step 5: Solve for x
x = 6,306,738,463.57/89,714.36 - Step 6: Final answer
x = 70,297.99
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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.