Finding the Fourth Proportional to 253,475.24, 349,794.09 and 146,042.96
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Solution
The fourth proportional to 253,475.24, 349,794.09 and 146,042.96 is: 201,538.28
Step by Step Solution
- Step 1: Write the proportion equation
253,475.24 : 349,794.09 = 146,042.96 : x - Step 2: Convert to fraction form
253,475.24/349,794.09 = 146,042.96/x - Step 3: Cross multiply
253,475.24x = 349,794.09 × 146,042.96 - Step 4: Simplify right side
253,475.24x = 51,084,962,545.14 - Step 5: Solve for x
x = 51,084,962,545.14/253,475.24 - Step 6: Final answer
x = 201,538.28
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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.