Finding the Fourth Proportional to 178,536.05, 246,388.94 and 106,957.56
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Solution
The fourth proportional to 178,536.05, 246,388.94 and 106,957.56 is: 147,606.94
Step by Step Solution
- Step 1: Write the proportion equation
178,536.05 : 246,388.94 = 106,957.56 : x - Step 2: Convert to fraction form
178,536.05/246,388.94 = 106,957.56/x - Step 3: Cross multiply
178,536.05x = 246,388.94 × 106,957.56 - Step 4: Simplify right side
178,536.05x = 26,353,160,623.65 - Step 5: Solve for x
x = 26,353,160,623.65/178,536.05 - Step 6: Final answer
x = 147,606.94
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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.