Finding the Fourth Proportional to 146,096.12, 201,612.68 and 79,028.12
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Solution
The fourth proportional to 146,096.12, 201,612.68 and 79,028.12 is: 109,058.82
Step by Step Solution
- Step 1: Write the proportion equation
146,096.12 : 201,612.68 = 79,028.12 : x - Step 2: Convert to fraction form
146,096.12/201,612.68 = 79,028.12/x - Step 3: Cross multiply
146,096.12x = 201,612.68 × 79,028.12 - Step 4: Simplify right side
146,096.12x = 15,933,071,068.56 - Step 5: Solve for x
x = 15,933,071,068.56/146,096.12 - Step 6: Final answer
x = 109,058.82
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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.