Finding the Fourth Proportional to 130,472.66, 180,052.26 and 73,894.97
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Solution
The fourth proportional to 130,472.66, 180,052.26 and 73,894.97 is: 101,975.05
Step by Step Solution
- Step 1: Write the proportion equation
130,472.66 : 180,052.26 = 73,894.97 : x - Step 2: Convert to fraction form
130,472.66/180,052.26 = 73,894.97/x - Step 3: Cross multiply
130,472.66x = 180,052.26 × 73,894.97 - Step 4: Simplify right side
130,472.66x = 13,304,956,351.13 - Step 5: Solve for x
x = 13,304,956,351.13/130,472.66 - Step 6: Final answer
x = 101,975.05
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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.