Finding the Fourth Proportional to 146,807.93, 202,591.56 and 85,550.21
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Solution
The fourth proportional to 146,807.93, 202,591.56 and 85,550.21 is: 118,057.32
Step by Step Solution
- Step 1: Write the proportion equation
146,807.93 : 202,591.56 = 85,550.21 : x - Step 2: Convert to fraction form
146,807.93/202,591.56 = 85,550.21/x - Step 3: Cross multiply
146,807.93x = 202,591.56 × 85,550.21 - Step 4: Simplify right side
146,807.93x = 17,331,750,502.23 - Step 5: Solve for x
x = 17,331,750,502.23/146,807.93 - Step 6: Final answer
x = 118,057.32
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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.