Finding the Fourth Proportional to 243,575.16, 365,694.06 and 137,034.09
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Solution
The fourth proportional to 243,575.16, 365,694.06 and 137,034.09 is: 205,737.53
Step by Step Solution
- Step 1: Write the proportion equation
243,575.16 : 365,694.06 = 137,034.09 : x - Step 2: Convert to fraction form
243,575.16/365,694.06 = 137,034.09/x - Step 3: Cross multiply
243,575.16x = 365,694.06 × 137,034.09 - Step 4: Simplify right side
243,575.16x = 50,112,552,730.51 - Step 5: Solve for x
x = 50,112,552,730.51/243,575.16 - Step 6: Final answer
x = 205,737.53
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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.