Finding the Fourth Proportional to 202,763.24, 304,194.42 and 142,908.44
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Solution
The fourth proportional to 202,763.24, 304,194.42 and 142,908.44 is: 214,397.59
Step by Step Solution
- Step 1: Write the proportion equation
202,763.24 : 304,194.42 = 142,908.44 : x - Step 2: Convert to fraction form
202,763.24/304,194.42 = 142,908.44/x - Step 3: Cross multiply
202,763.24x = 304,194.42 × 142,908.44 - Step 4: Simplify right side
202,763.24x = 43,471,950,018.90 - Step 5: Solve for x
x = 43,471,950,018.90/202,763.24 - Step 6: Final answer
x = 214,397.59
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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.