Finding the Fourth Proportional to 84,097.24, 126,145.86 and 57,722.02
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Solution
The fourth proportional to 84,097.24, 126,145.86 and 57,722.02 is: 86,583.03
Step by Step Solution
- Step 1: Write the proportion equation
84,097.24 : 126,145.86 = 57,722.02 : x - Step 2: Convert to fraction form
84,097.24/126,145.86 = 57,722.02/x - Step 3: Cross multiply
84,097.24x = 126,145.86 × 57,722.02 - Step 4: Simplify right side
84,097.24x = 7,281,393,322.01 - Step 5: Solve for x
x = 7,281,393,322.01/84,097.24 - Step 6: Final answer
x = 86,583.03
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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.