Finding the Fourth Proportional to 84,409.27, 126,576.98 and 40,048.68
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Solution
The fourth proportional to 84,409.27, 126,576.98 and 40,048.68 is: 60,055.50
Step by Step Solution
- Step 1: Write the proportion equation
84,409.27 : 126,576.98 = 40,048.68 : x - Step 2: Convert to fraction form
84,409.27/126,576.98 = 40,048.68/x - Step 3: Cross multiply
84,409.27x = 126,576.98 × 40,048.68 - Step 4: Simplify right side
84,409.27x = 5,069,240,967.39 - Step 5: Solve for x
x = 5,069,240,967.39/84,409.27 - Step 6: Final answer
x = 60,055.50
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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.