Finding the Fourth Proportional to 202,400.17, 303,128.12 and 159,995.66
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Solution
The fourth proportional to 202,400.17, 303,128.12 and 159,995.66 is: 239,620.27
Step by Step Solution
- Step 1: Write the proportion equation
202,400.17 : 303,128.12 = 159,995.66 : x - Step 2: Convert to fraction form
202,400.17/303,128.12 = 159,995.66/x - Step 3: Cross multiply
202,400.17x = 303,128.12 × 159,995.66 - Step 4: Simplify right side
202,400.17x = 48,499,182,508.31 - Step 5: Solve for x
x = 48,499,182,508.31/202,400.17 - Step 6: Final answer
x = 239,620.27
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1.5x scale
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.