Finding the Fourth Proportional to 97,769.24, 146,678.46 and 27,648.56
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Solution
The fourth proportional to 97,769.24, 146,678.46 and 27,648.56 is: 41,479.80
Step by Step Solution
- Step 1: Write the proportion equation
97,769.24 : 146,678.46 = 27,648.56 : x - Step 2: Convert to fraction form
97,769.24/146,678.46 = 27,648.56/x - Step 3: Cross multiply
97,769.24x = 146,678.46 × 27,648.56 - Step 4: Simplify right side
97,769.24x = 4,055,448,202.02 - Step 5: Solve for x
x = 4,055,448,202.02/97,769.24 - Step 6: Final answer
x = 41,479.80
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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.