Finding the Fourth Proportional to 146,304.48, 201,900.56 and 79,236.48
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Solution
The fourth proportional to 146,304.48, 201,900.56 and 79,236.48 is: 109,346.55
Step by Step Solution
- Step 1: Write the proportion equation
146,304.48 : 201,900.56 = 79,236.48 : x - Step 2: Convert to fraction form
146,304.48/201,900.56 = 79,236.48/x - Step 3: Cross multiply
146,304.48x = 201,900.56 × 79,236.48 - Step 4: Simplify right side
146,304.48x = 15,997,889,684.43 - Step 5: Solve for x
x = 15,997,889,684.43/146,304.48 - Step 6: Final answer
x = 109,346.55
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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.