Finding the Fourth Proportional to 252,044.16, 347,991.84 and 176,461.44
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Solution
The fourth proportional to 252,044.16, 347,991.84 and 176,461.44 is: 243,636.44
Step by Step Solution
- Step 1: Write the proportion equation
252,044.16 : 347,991.84 = 176,461.44 : x - Step 2: Convert to fraction form
252,044.16/347,991.84 = 176,461.44/x - Step 3: Cross multiply
252,044.16x = 347,991.84 × 176,461.44 - Step 4: Simplify right side
252,044.16x = 61,407,141,194.65 - Step 5: Solve for x
x = 61,407,141,194.65/252,044.16 - Step 6: Final answer
x = 243,636.44
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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.