Finding the Fourth Proportional to 146,510.74, 202,203.48 and 82,847.17
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Solution
The fourth proportional to 146,510.74, 202,203.48 and 82,847.17 is: 114,339.65
Step by Step Solution
- Step 1: Write the proportion equation
146,510.74 : 202,203.48 = 82,847.17 : x - Step 2: Convert to fraction form
146,510.74/202,203.48 = 82,847.17/x - Step 3: Cross multiply
146,510.74x = 202,203.48 × 82,847.17 - Step 4: Simplify right side
146,510.74x = 16,751,986,082.15 - Step 5: Solve for x
x = 16,751,986,082.15/146,510.74 - Step 6: Final answer
x = 114,339.65
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1.5x scale
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.